
BONE CONDUCTION BLUETOOTH EARPHONES
GS20 USER GUIDEW
产品使用指南
版本:V1.0
骨传导蓝牙耳机
www.eroshi .com
为了确保最佳的使用体验,请仔细阅读本指南,并将本指南妥善保管在安全的地方,以备将来参考。
In order to ensure the best use experience, please read this guide carefully and keep it in a safe place for
future reference.

GS20
Freedom in
TECHNOLOGY,
Freedom in
LIFE.

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CONTENTS
目录
重要声明 .......................................................................02
公司简介 .......................................................................03
注意事项 .......................................................................04
配件清单 .......................................................................05
产品特性 .......................................................................06
按键说明 .......................................................................06
充电 ..............................................................................07
基本操作 .......................................................................08
故障排除 .......................................................................10
规格表 ..........................................................................11
环保说明 .......................................................................13
服务条款 .......................................................................14

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一、 感谢您购买北京爱悦诗科技有限公司出品的 aigo 蓝牙耳机产品。在使用此产品
之前,请认真阅读本用户手册。当您开始使用本产品时,本公司认为您已经认
真阅读了本用户手册。
二、请您在购买产品后一个月内,认真填写“产品三包凭证回执”并邮寄或送到本
公司进行登记,以便为您提供更好的服务。
三、本说明书所涵盖的内容均是以此手册编写时最新信息为准,产品如有变动,恕
不另行通知。如有需要可到北京爱悦诗官网 www.eroshi.com 查询。
四、本耳机的电源接口是为内置电池充电而设计的,请使用电脑 USB 端口或符合国
家规范的电源适配器为本机充电,请勿接入其他供电设备,否则将有可能造成
无法充电或数据和硬件损坏等不可挽回的后果,对此本公司不承担任何责任。
五、请用户切勿自行维修,切勿自行拆开产品,否则我们将无法为您提供正常的售
后服务。
本公司不对此文档中出现的编辑错误或疏忽负责;鉴于产品的不断改进,本公司
保留修改产品规格权利,恕不另行通知;此文件中的内容可能在不通知用户的情形
下进行更改;本文件内部使用的产品界面、图片等仅供为客户提供使用说明参考,
可能存在与实际产品的细微差异,请以实际产品为准。未经本公司事先书面许可,
不得为任何目的、以任何方式复制、翻版或传播此说明书的任何内容;请妥善保管
本手册,以备日后查阅。
IMPORTANT
NOTICE
重要声明

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北京爱悦诗科技有限公司(以下简称爱悦诗科技,EROS)是爱国者集团旗下高
端影音娱乐产品公司。
爱国者作为国内最具成长性的高科技企业之一,秉承“自主科技,自由生活”的
理念,致力于为广大消费者提供技术领先、性能优越及质量优异的高科技产品和 IT
技术解决方案。aigo 爱国者在集团成立的三十余年中不断地在关键领域进行技术研
发投入,其中在音频领域开发的声音采集、回放及供电、存储系统,曾两次圆满完
成神舟飞船的录音及存储任务;截止目前,爱国者的专利申请总量已达 180 多项,
储备 21 项国家专利技术,技术水平处于领先地位。
近年来,随着个人消费在影音娱乐技术发展及产品领域的逐步普及,爱国者集团
旗下爱国者电子科技有限公司顺势推出了全新战略体系,将原有爱国者智能音频项
目拆分独立运营,成立北京爱悦诗科技有限公司,秉承 aigo 爱国者 20 余年在音频
领域的技术积累和品牌影响力,以及旗下高端音频品牌 EROS 在影音娱乐领域的创
新、研发及生产实力,顺应影音娱乐数码科技发展潮流,全面向音频,视频,娱乐
互联等方向发展。
爱悦诗科技(EROS) 以用户为基准,从人性化角度出发,将最符合新时代发展
趋势的音、视、听、娱乐数码产品奉献给广大消费者!爱悦诗科技(EROS)将继续
坚持自主创新,坚持自主品牌,在全球范围内巩固并扩大强大的品牌影响力和良好
的市场口碑。未来,爱悦诗科技(EROS)将凭借的 aigo 爱国者和 EROS 的品牌号
召力、优异的研发体系和资深的中国市场经验,把握高端音频消费市场变革的大好
机遇,实现高速增长,成为国人喜爱的、受人尊重的、业界一流的国际化高科技企业!
COMPANY
PROFILE
公司简介

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MATTERS NEED
ATTENTION
注意事项
本产品是精密电子产品,使用中需要特别注意:
1 请将产品远离电磁环境;远离过度潮湿、烟尘等恶劣环境;
2 请不要分离或改造产品;
3 请勿使用任何腐蚀性或磨损性清洁剂清洁本机;
4 该设备不应浸入水中;
5 请不要使用过大的力度挤压产品;
6 请不要将产品放在直射阳光下或置于火烤环境,请远离高温和低温环境;
7 请不要剧烈震动或撞击产品;
8 建议在使用产品之前先将本机音量调低,开始收听后逐渐增加音量,到适合为止。
为了保护听力,请不要将音量调的太高(医生指出,长时间使用较大音量收听
会损伤听者的听力)。出现耳鸣时,请调低音量或停止使用;
9 确保本产品放置安全,避免儿童触摸发生意外及跌落;
10 本机 USB 与电脑连接时间过长机身会发热,建议完成充电后,请从 USB 接口
拔除,请勿过长时间充电;
11 请勿擅自拆卸本机,否则会失去保修的权利,如有任何疑问请与经销商联系;
12 因为产品的性能和功能而发生的变化,将不另行通知,如发现说明书与实物不符,
请以实物为准;
13 在驾驶、骑行、操作机器或者从事需要注意外界声音的工作时,请勿使用耳机;
14 电池充电注意事项:
A 本机电池采用的是聚合物锂电池,可重复充电使用。在前几次充电必须充

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够 2 小时以上,并且每次要用完电池的电量再进行充电,可以延长寿命;
B 充满电后建议继续充半小时,以保证更长的播放时间;
C 锂电池须由客服人员更换,用户不可自行更换(注意:如果电池更换不当
会有爆炸危险,只能用同样类型或等效类型的电池来更换);为保护环境,
废弃电池请交给专业机构回收处理;
D 电池的寿命可能会随使用条件、生产时间的不同而有所不同。
E 请按当地规定处理回收电池;请不要把电池作为生活垃圾处理或扔入火中,
以免爆炸。
15 充电 : 本机可通过使用符合国家标准的 5V1A 或以下的适配器进行充电 , 在充电
的过程中,产品有一定的升温 , 属于正常现象;
16 本品如长时间不使用,应每隔 3 个月为产品充一次电,以保证电池性能;
17 本产品可能会由于软件的更新而导致实际使用与说明书内容产生差异,请以购
买的产品为准,操作指南仅供参考。
PARTS
LIST
配件清单
GS20 骨传导耳机 1 对
GS20 充电仓 1 个
USB 充电线 1 条
使用指南 (含三包凭证) 1 本
合格证 1 张
* 产品配件以包装内实物为准。

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PRODUCT
FEATURES
产品特性
1、真骨传导耳机,震动发声,开放双耳;
2、采用专业蓝牙芯片,支持蓝牙 6.0 版本;
3、采用 15mm 高品质振子单元,高品质的声音表现 ;
4、创新挂耳式骨传导设计,轻盈、贴合、舒适;
5、支持蓝牙 SBC 和 AAC 编码;
6、支持 ENC 通话降噪;
7、支持同时连接两台手机;
8、支持 ip68 级防水(耳机本体,不含电池仓);
9、人体工学及轻量化设计,提供最舒适的佩戴体验;
10、单按键设计,稳定可靠;
KEY
DESCRIPTION
按键说明
编号 描述 编号 描述
1 电池仓盖 2 耳机指示灯
3 Mic 4 多功能按键
5 电池仓 6 电池仓指示灯
7 耳机头充电触点 8 耳机振子单元
9 电池仓 USB 充电接口

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CHARGING
充电
开机首次使用(或者很长一段时间没使用时),使用前请将耳机连接充电线为
蓝牙耳机充电约 2 小时。常用的充电方法如下图所示三种。
1、连接适配器
2、连接电脑 usb
3、连接车充
标配 usb 充电线
GS20
usb 接口

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开关机
开机:从充电仓开盖取出耳机,耳机自动开机。仓外关机状态下长按功能键
3 秒开机。
关机:将耳机放入充电仓耳机关机,或在开机非播放状态下长按多功能键约
5 秒关机。
蓝牙配对
第一次配对:
首次使用,耳机从电池仓取出后会自动开机,然后进入蓝牙配对状态,进
入等待配对状态,此时耳机白灯闪烁。然后打开手机蓝牙,进行蓝牙设备
搜索,在可配对 设备列表中选择“GS20”进行连接即可。成功连接后系
统会提示“已连接”同时耳机指示灯熄灭。
OPERATING
基本操作
提示:
·图示中的电源适配器、PC、车充均非标准配件,如有需要请另行购买。
·请使用符合国家标准的 5V1A 规格的适配器为本机充电。否则可能产生产
品损坏等风险。
·充电时红灯闪烁,满电时蓝灯长亮。
·如长时间不使用本机,请三个月为本机充电一次。
·此耳机支持 OVP 过压保护,当充电适配器电压超过 6V,耳机会进入充电
保护状态 , 保护耳机不被损坏 , 此时将不能给耳机充电。更换 5V 充电器
或者连接电脑 USB 口即可恢复充电 .

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自动回连:
如您已经连接过此蓝牙耳机,再次使用时,从充电仓取出耳机后即可跟您
的手机自动进行回连。您无需重新配对连接。
注意:如果耳机开机状态下 5 分钟内没有连接任何设备,耳机即自动进入关机
状态。
连接两台手机(双路传输)
1、首先按照“第一次配对”操作说明完成第一台手机连接。
2、关闭第一台已联接的手机的蓝牙功能,让耳机进入配对状态,然后连接
第二台手机。
3. 第一台手机打开蓝牙手动操作手机来连接耳机。
接听或挂断或拒接电话
来电时,短按多功能键(L / R)即可接听电话。
通话时,双击多功能键(L / R)即可挂断电话。
在来电时,长按多功能键(L / R)2 秒可以拒接来电。
在通话中,长按多功能键(L / R)2 秒可以切换耳机 / 手机听筒通话。
音量控制
在音乐播放或通话状态下,短按多功能键(R)增加音量,短按多功能键(L)
减小音量。
上下曲 在音乐播放状态下,长按 1.5s 多功能键(R)切换到下一曲,长按多
1.5s 功能键(L)切换到上一曲。
播放 / 暂停 音乐播放状态下,双击多功能键(L/R)即可播放 / 暂停音乐。
语音助手 三击多功能键(L/R)可唤醒语音助手(请确认手机支持此功能)。

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TROUBLESHOOTING
故障排除
1. 左右耳机无法连接
同时复位左右耳机,放入充电, 同时拿出左右耳机静待 20 秒左右耳成功连
接后, 即可正常使用。
游戏模式 四击多功能键(L/R)可在游戏模式和普通模式间切换。
清除手机配对信息 开机状态 8 击功能键(L/R)可清除连接信息并关机(复位)
指示灯说明
单耳开机, 蓝牙等待连接 ------------------ 蓝白灯交替闪烁
双耳组队成功, 蓝牙等待连接 ------------ 白灯闪烁
蓝牙连接成功 --------------------------------- 指示灯熄灭
游戏模式 --------------------------------------- 白灯呼吸
耳机低电 --------------------------------------- 蓝灯 5 秒闪一次
耳机充电状态 --------------------------------- 蓝灯常亮
电池仓充电 ------------------------------------ 红灯闪,充满蓝灯长亮
重置
如果耳机存在连接或功能问题 , 请重置耳机 :
1. 删除设备上的蓝牙配对信息 , 并关闭设备蓝牙功能。
2. 将耳机放入充电盒充电。
3. 打开设备的蓝牙功能。
4. 拿出耳机 , 等待 20 秒后 , 重新与设备配对连接。
( 如果上述操作不起作用 , 请重试 )

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产品型号 GS20
配对名 GS20
产品重量 约 72g 单耳机约 8g
蓝牙版本 BLUETOOTH V6.0
充电时间 约 2 小时
使用时间 播放:约 6 小时 通话:约 4 小时
电池 耳机:65mAh/3.7V 锂聚合物电池
SPECIFICATION
规格表
2. 只有一只耳机有声音
第一次使用, 必须左右耳机同时拿出充电仓后再与手机连接。
3. 耳机音量小
检查手机是否关闭了音量保护, 同时开启音量蓝牙同步设置。
4. 耳机有杂音
关闭手机及手机播放器音效设置, 骨传导耳机加入过度音效有可能 会引起
干 涉杂音。
5. 播放中断联或卡顿
耳机播放过程请勿触碰耳机柄位置, 耳机柄位置为天线位 . 触碰容易造成耳
机播放卡顿 . 同时耳机处于强力 2.4G 干扰源附近也容易卡顿 。 如 2.4G 路
由器附近 。
6. 请经常清洁耳机和充电盒的充电触点 , 以避免充电失败。

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充电仓:300mAh/3.7V 锂聚合物电池
充电规格 5V/1A 输入
支持协议 HFP / A2DP /AVRCP
音频解码 SBC、AAC
传输距离 10 m/ Class 2
耳机振子 φ15mmx2, 8Ω±15%
耳机灵敏度 75±3dB S.P.L at 1KHz
使用温度 -10 至 40 摄氏度
防水防尘 IP68(耳机本体,不含电池仓)
* 本表所示音频指标仅供参考,由于产品电子元器件的细小差异会导致音频参
数有轻微差异,请以实物为准。
* 表中时间为爱悦诗实验室测试数据,请以实际使用时间为准。
* 播放时间参考:约 7h-8h 30% 音量 ; 约 7h-8h 50% 音量
约 6h-7h 70% 音量; 约 4.5h 100% 音量
通话时间参考:约 6h-7h 30% 音量 ; 约 6h-7h 50% 音量
约 4h-5h 70% 音量; 约 3.5h 100% 音量

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ENVIRONMENTAL
DESCRIPTION
环保说明
产品中有害物质的名称及含量
有害物质
部件名称 铅 汞 镉 六价铬 多溴联苯 多溴二苯醚
[Pb] [Hg] [Cd] [Cr(VI)] [PBB] [PBDE]
PCBA O O O O O O
结构件
O O O O O O
数据线 O O O O O O
电池 O O O O O O
包装材料 O O O O O O
附件 O O O O O O
本表格依据 SJ/T 11364-2014 的规定编制
O 表示该有害物质在该部件所有均质材料中的含量均在 GB/T26572-2011 规
定的限量要求以下。
X 表示该有害物质至少在该部件的某一均质材料中的含量超出 GB/T26572-
2011 规定的限量要求。
注:本产品 90% 的部件采用无毒无害的环保材料制造,含有有毒有害物质或
元素的部件皆因全球发展水平限制而无法实现有毒有害物质或元素的替代。

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TERM OF
SERVICE
服务条款
爱悦诗科技产品标准保修服务承诺
尊敬的客户:您好!
感谢您购买和使用 aigo 蓝牙耳机产品,为了保护您的合法权益,北京爱悦诗
科技有限公司(以下简称爱悦诗科技)向您作出下述产品标准保修服务承诺,
内容包括阳光服务承诺、特别提醒、服务流程和说明四个部分,并在您需要时
据此提供服务。
爱悦诗科技阳光服务承诺
爱悦诗科技郑重承诺:
一、本产品的三包服务承诺期限自购买之日起生效,日期以正式购机发票记载
日期为准,您接受服务的凭证为正式购机发票和信息填写完整并经爱悦诗科
技或经销商盖章的有效三包凭证。
二、产品的三包服务期限:主机 15 天内保换,十二个月保修,线材配件一个
月保换。服务期限如有变更恕不另行通知,以所购买产品附带的三包凭证
和说明书记载内容为准。
三、所购产品在三包服务期限内正常使用和维护情况下,由于本机元器件所引
发之故障,经爱悦诗科技技术人员检测确定后,可以享受免费服务。
四、七日内免费退货;自产品三包服务承诺生效之日起七日内(含),如果产品
出现故障,您可以选择维修、更换或退货。
五、三包期限内维修两次以上免费更换:在产品三包有效期限内,如果产品出

15
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BONE CONDUCTION BLUETOOTH EARPHONES
现故障,并经爱悦诗科技客服中心维修两次后,仍不能正常使用时,您可
以选择更换或维修。
特别提醒
一、请您协助销售商完整填写三包凭证、索要正式购机发票并妥善保管,并在
每次接受服务时务必携带!如您不能出示正式购机发票、有效三包凭证或
所记载的信息与故障设备不符合,或被涂改、模糊不清、无法辨认,则该
故障设备的三包服务期限将以该产品序列号所代表的生产日期向后顺延一
个月为起始时间。
二、以下情况不在三包服务范围内:
1、已经超出三包有效期限和免费维修期限;
2、无正式购机发票和有效三包凭证的 ( 以产品序列号判断尚处在三包期
内的除外 );
3、涂改三包凭证或三包凭证记载的序列号与产品本身不符;
4、未按产品使用的要求使用、维护、保管而造成损坏的;
5、人为引起的损坏;
6、因不可抗力造成的损坏;
7、经非爱悦诗科技授权的服务人员、修理、改动、改装或拆卸。
三、随机操作系统及软件出现故障时,在三包期内,爱悦诗科技可提供免费的
软件恢复服务,但不作为爱悦诗科技《爱悦诗科技阳光服务承诺》兑现的
依据;设备的辅助部件和其他部件出现故障不作为主机服务承诺兑现的依
据。
四、爱悦诗科技不对用户及经销商的特殊、意外或间接损失负责。

BONE CONDUCTION BLUETOOTH EARPHONES
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16
五、爱悦诗科技对偶然发生的或随之而来的损坏或预计会得到的利益或利润的
损失,录音、谈话隐私的损失或损害,由于使用或无法使用产品导致的工
作停止或数据的损失或损坏等情况不负法律责任。同时,对故障产品的维
修过程会造成产品内存储的内容丢失,请客户事先备份,爱悦诗科技不负
责赔偿使用或维修过程中任何因数据丢失而导致的损失,也不对由此而造
成的其它间接损失负责。
六、您在购买本产品时,如销售商向您作出一些超出本承诺以外的其他承诺,
请您向销售商索要书面证明,以保证销售商对这些额外的承诺负责,爱悦
诗科技对此不承担责任。
七、为了您的利益,避免您维修等待时间,爱悦诗科技服务机构可视情况,采
用产品更换方式为您发生故障的属于保修范围的产品提供保修服务,保修
期间不超过两次的此类更换应视为维修,且更换后的产品三包期限不另作
延长。如果您不同意此方式,请务必要求对原产品进行维修而非更换。
八、其他注意事项:
1. 爱悦诗科技的所有产品均为送修服务,不提供上门服务,并且不承担送修
过程中产生的交通运输等费用;爱悦诗科技客户服务中心不提供包括但不
限于音频、视频、软件、固件等下载服务;不提供除爱悦诗科技正式承诺
由客户服务中心进行的升级服务之外的任何升级服务。
2. 产品出现故障的日期以送达爱悦诗科技客户服务中心之日为准。
3. 在您送修产品时,请务必留下方便与您联系的电话号码,以便维修结束后
能够及时通知您取机。请您在收到通知后一周内到受理点领取,超过三个
月未领取的,爱悦诗科技及负责提供服务的销售商将不再承担保管责任(用

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BONE CONDUCTION BLUETOOTH EARPHONES
户与销售商有事先约定的除外)。
4. 如您的产品符合三包承诺中的退货条件,且您不同意更换或维修,选择退
货时,请您携带爱悦诗科技客服中心出具的故障证明(维修服务单)、故
障设备及其全部物件到购机销售商处,销售商将免费为您退货,并按照购
买价格(以正式发票所记载的价格为准)一次性退清货款;超出三包服务
范围的,您可选择有偿服务。
服务流程
尊敬的用户,当您的产品出现问题时:
一、您可以登录官方微信服务号与爱悦诗科技的专业技术人员取得联系。
A 爱悦诗科技客户服务中心的技术人员通过官方服务号为您解答您的疑
问及问题。
B 爱悦诗科技客户服务中心的技术人员通过官方服务号不能够为您解决
问题,爱悦诗科技的工作人员将为您提供距离您最近的服务站为您检
测解决。
二、可以直接与您的销售商取得联系。
A 爱悦诗科技的销售商会帮助您检测机器解决问题。
B 爱悦诗科技的销售商不能够为您检测机器解决问题,销售商将负责将
机器返回爱悦诗科技服务站,由爱悦诗科技服务站的专业技术人员检
测解决问题。
三、您可以直接将机器带到当地的爱悦诗科技客户服务中心或服务站,由服务
站的工作人员为您检测解决问题。

BONE CONDUCTION BLUETOOTH EARPHONES
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声明:
一、本承诺仅适用于在中华人民共和国境内(港、澳、台地区除外)购买及使
用的产品。如国家法律另有规定的,按照国家的相应法律执行。
二、除非本保修服务承诺中明确表示,爱悦诗科技不做任何其它明示或暗示的
保证,包括对产品的可销性和对某一特定用途的适用性的暗示保证。
三、在免费保修期内,爱悦诗科技或其授权服务机构拥有更换后的故障件的所
有权及处置权。
四、对于上述承诺内容的最终解释权归爱悦诗科技所有。
本产品中预置的所有作品之版权归相应的版权人所有,受《中华人民共和国著
作权法》保护,我公司出售本产品的行为不代表向用户转让或授予与作品版权
相关的任何权利。
北京爱悦诗科技有限公司
地址:北京市海淀区知春路 76 号(写字楼)1 号楼 6 层 1-7
公司网站:www.eroshi.com
广告图片中的产品仅供参考,请以实物为准。
中国制造

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BONE CONDUCTION BLUETOOTH EARPHONES
阳光服务内容
一、北京爱悦诗科技有限公司(以下简称爱悦诗科技)郑重承诺,爱悦诗科技系列产品的三包服务
期限自购买之日起生效,日期以正式购机凭证记载日期为准,您接收服务的依据为正式购机凭
证和信息填写完整并经爱悦诗科技或经销商盖章的有效三包凭证。三包期限(不包含附件,所
有保换期均包含在保修期内),详见背面附表。
二、所购的产品在三包期内正常使用和维护下,由本机元器件所引发的故障,经爱悦诗科技技术人
员检验确认,可免费维修及更换零配件。
三、 以下情况不在三包范围内:
(1)超过三包有效期的;
(2)涂改三包凭证,序列号与产品本身号码不符,及产品本身无序列号;
(3)因未按使用说明书操作,或安装错误引发的损坏;
(4)无有效三包凭证及有效发票(能够证明该产品在三包有效期内的除外);
(5)人为引起的损坏;
(6)因不可抗力造成的损坏;
(7)经非爱悦诗科技授权服务人员维修、改动、 改装或拆卸,防拆贴损坏;
(8)在恶劣的条件(如油烟、热、尘、液体等)下使用产生的故障;
(9)易损件的更换;
(10)属其他非本公司所制造的产品引起 的故障四、爱悦诗科技不对用户及经销商的特殊、意
外或间接损失负责。
五、 凡在爱悦诗科技或经销商处购买的该产品,在有效的三包期内,爱悦诗科技都该提供该产品的
正常保修服务。
六、以上保修内容仅限于本凭证上所写的三包期内以及由爱悦诗科技客户服务中心所提供的服务。
如有问题请在相应的时间内与爱悦诗科技客户服务中心联系。
七、该产品实行全国联保,凡在爱悦诗科技所设各地服务中心均可获得相关服务。
八、该内容如有变动,恕不另行通知。
九、本三包凭证所有内容解释权归爱悦诗科技所有
○微信服务号:aigo 国民好物
○全国客户服务电子邮箱:kefu@aigo.com
产品三包凭证回执
北京爱悦诗科技有限公司客户服务中心

BONE CONDUCTION BLUETOOTH EARPHONES
GS20
20

www.eroshi .com
In order to ensure the best use experience, please read this guide carefully and keep it in a safe place for
future reference.
版本:V1.0
BONE CONDUCTION BLUETOOTH EARPHONES
USER GUIDE

GS20
Freedom in
TECHNOLOGY,
Freedom in
LIFE.

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GS20
BONE CONDUCTION BLUETOOTH EARPHONES
CONTENTS
IMPORTANT NOTICE ................................................. 24
COMPANY PROFILE ................................................... 25
MATTERS NEED ATTENTION .................................... 26
PARTS LIST ................................................................ 28
PRODUCT FEATURES ................................................ 29
KEY DESCRIPTION .................................................... 29
CHARGING ................................................................. 30
OPERATING ............................................................... 31
TROUBLESHOOTING ................................................ 35
SPECIFICATION ......................................................... 36

BONE CONDUCTION BLUETOOTH EARPHONES
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24
IMPORTANT NOTICE
1. Thank you for purchasing the aigo Bone Conduction BT Earphoens GS20 from
Beijing EROS Technology Co.,Ltd. When you start to use this product, We
considers that you have carefully read this user's manual.
2. The contents covered in this manual are based on the latest information at
the time of compilation. If there are any changes to the product, we will not
inform separately. If necessary, you can visit the ocial website of Beijing EROS
Technology Co.,Ltd. at www.eroshi.com to check for updates.
3. The power connector of this earphones is designed for charging the built-in battery.
Please use a computer USB port or a power adapter that meets national standards
to charge the unit. Do not connect to other power supply devices, otherwise
irreversible consequences such as inability to charge or damage to data and
hardware may occur, and our company will not be responsible for it.
4. Please do not attempt to repair the product or disassemble it by yourself, otherwise
we will not be able to provide you with normal after-sales service.
Our company is not responsible for any editorial errors or omissions in this
document. In view of the continuous improvement of the product, our company
reserves the right to modify the product specifications without prior notice. The
content in this guide may be changed without notice to customers. The product
interface, pictures, etc. used in this guide are only for customers to use as reference,
and there may have slight dierences from the actual product. No part of this manual
may be copied, reproduced, or distributed in any way for any purpose without the
prior written permission of our company. Please keep this manual properly for future
reference.

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BONE CONDUCTION BLUETOOTH EARPHONES
COMPANY PROFILE
Beijing EROS Technology Co., Ltd. (EROS) is a high-end audio-visual entertainment
products company of the Aigo Group.
As one of the most growing high-tech companies in China, Aigo upholds the concept
of "Freedom in Technology, Freedom In Life" and is committed to providing consumers
with technologically advanced, superior performance, and high-quality high-tech
products and IT solutions. aigo has continuously invested in technology research and
development in key areas over the past 30 years. In the audio eld, the sound capture,
playback, power supply, and storage system developed by aigo have successfully
completed the recording and storage tasks of the Shenzhou spacecraft twice.
In recent years, with the development of personal consumption in the field of
audio-visual entertainment technology and products gradually popularized, the Aigo
Electronic Technology Co., Ltd. of the Aigo Group launched a new strategic system, the
original aigo intelligent audio project split independent operation, the establishment
of Beijing EROS Technology Co. Ltd. was established to follow aigo's 20 years of
technology accumulation and brand inuence in the audio eld, as well as its high-end
audio brand EROS's innovation, research and development and production strength in
the eld of audio and video entertainment.
EROS takes the user as the benchmark, and from a user-friendly perspective, we
oer the most up-to-date audio, video, audio and entertainment digital products to
our consumers! EROS will continue to adhere to its own innovation and branding
to consolidate and expand its strong brand influence and good market reputation
worldwide. In the future, EROS will leverage on the brand appeal of aigo and EROS,
its excellent R&D system and its experience in the Chinese market, to grasp the great
opportunity of the change in the high-end audio consumer market and achieve rapid
growth, becoming a rst-class international high-tech enterprise!

BONE CONDUCTION BLUETOOTH EARPHONES
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26
MATTERS NEED ATTENTION
This product is a precision electronic product and requires special
attention in use.
1. Keep the product away from electromagnetic environments,
excessive humidity, smoke, and other harsh environments.
2. Do not separate or modify the product.
3. Do not use any corrosive or abrasive cleaning agents to clean the
unit.
4. The device should not be immersed in water.
5. Do not apply excessive force to the product.
6. Do not place the product in direct sunlight or under re, and keep it
away from high and low-temperature environments.
7. Do not violently shake or impact the product.
8. It is recommended to lower the volume before using the product.
Gradually increase the volume until it is suitable. To protect your
hearing, do not turn the volume up too high (it is known that long-
term listening to high volumes can damage your hearing). If you
experience tinnitus, decrease the volume or stop using it.
9. Ensure the product is securely placed to prevent children from
touching it or dropping it.
10. The unit will get hot if it is connected to the computer for a long
time, under normal circumstances the unit will be charged in 2
hours.

27
GS20
BONE CONDUCTION BLUETOOTH EARPHONES
11. Do not disassemble the product without permission, otherwise, the
warranty will be voided. If you have any questions, please contact
the dealer.
12. Changes in the performance and functionality of the product will
not be notified separately. If the manual differs from the actual
product, please refer to the actual product.
13. Do not use headphones while driving, riding a bike, operating
machinery, or engaging in activities that require attention to
external sounds.
14. Battery charging precautions:
A. The device uses a polymer lithium battery that can be recharged
repeatedly. In the first few charges, it must be charged for at
least 2 hours, and every time the battery is used up, it should be
recharged, which can extend its lifespan.
B. It is recommended to continue charging for half an hour after a
full charge to ensure longer playback time.
C. The lithium battery must be replaced by customer service
personnel, and users cannot replace them by themselves.
(Note: If the battery is replaced improperly, there is a risk of
explosion. Only use the same type or equivalent type of battery
for replacement). To protect the environment, please recycle the
waste battery through a professional organization.
D. The battery life may vary depending on usage conditions and
production time.

BONE CONDUCTION BLUETOOTH EARPHONES
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28
E. Please dispose of the recycled battery in accordance with local
regulations. Do not treat the battery as household waste or
throw it into a re to avoid an explosion.
15. Charging: The product can be charged using an adapter that meets
national standards of 5V1000mA or below. Regardless of whether
the product is turned on or not, when you connect it to the adapter,
the product will start charging. During the charging process, the
product may warm up slightly, which is normal.
16. If the product is not used for an extended period, charge it every
three months to ensure battery performance.
17. The product's actual use may differ from the instructions due to
software updates. Please refer to the purchased product, and the
operation guide is for reference only.
PARTS LIST
Earphones 2 pieces
Charging compartment 1 unit
Charging cable 1bar
User's guide 1 book
Certicate of Conformity 1 sheet
The product accessories are subject to the actual product in the package.

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BONE CONDUCTION BLUETOOTH EARPHONES
PRODUCT FEATURES
1、True bone conduction earphones, vibrating sound, open design;
2、Professional Bluetooth chip is used, supporting Bluetooth 6.0
version;
3、High-quality 15mm vibration unit is used for high-quality sound
performance;
4、Innovative on-ear bone conduction design, light, t and comfortable;
5、Supports Bluetooth SBC and AAC encoding;
6、Supports ENC call noise reduction;
7、Supports simultaneous connection to two smartphones.
8、IP68 fully waterproof design, supports swimming use;
9、Ergonomic and lightweight design provides the most comfortable
wearing experience;
10、
The single-entity key design ensures stable and reliable performance.
KEY DESCRIPTION
No. Description No. Description
1 Cover of Charging case 2 Indicator of earphones
3 Mic 4 Multi-function Button
5 Charging case 6 Indicator of charging case
7 Charging points 8 Vibrator unit
9 USB charging port

BONE CONDUCTION BLUETOOTH EARPHONES
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30
1、Use adapter
2、Connect USB of PC
3、Use car adapter
USB charging cable
GS20
USB port
CHARGING
The first time you use the headset (or when not used for a long time),
please use the 5V/1000mA adapter connected to charge about 2 hours .
Note:
The power adapter, PC, and car adapter shown in the figure are non- standard accessories.
Please purchase separately if necessary.

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BONE CONDUCTION BLUETOOTH EARPHONES
OPERATING
On/O
Power on:
Take out the earbuds from the charging case to automatically power
on. To turn on manually, keep the function key pressed for 3 seconds
when the earbuds are outside the battery case and powered o.
Power O:
Place the earbuds back into the charging case to turn them o, or hold
down the multifunction key for about 5 seconds in the non-playback
state to power o.
Pairing
First pairing:
The earphones automatically searches for BT device when turned
Please use a 5V1A standard adapter to charge the device in accordance with national
standards. Otherwise, there may be risks such as product damage.
The red light will flash while charging and the blue light will remain on when fully charged.
If the device is not used for a long time, please charge it once every three months.
This headset supports OVP overvoltage protection. When the charging adapter voltage
exceeds 6V, the headset will enter a charging protection state to protect it from damage and
cannot be charged at this time. Replace the 5V charger or connect the computer USB port to
restore charging.

BONE CONDUCTION BLUETOOTH EARPHONES
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32
on, and enters a waiting pairing state. At this time, The earphone's
indicator light has breathing white,Then open your phone's Bluetooth
and search for BT devices. Select "GS20" from the list to connect. After
successfully connecting, the system will prompt 'Connected' and the
indicator will turn o.
Automatic reconnection:
If you have already connected this earphones, when you use it again, the
h earphones will automatically connect back to your phone after being
turned on. You do not need to pair again.
Note:
If no devices are connected within 5 minutes of the earphones being turned on, the earphones
will automatically shut down.
Connecting two smartphones
Press the power button for 3 seconds while the phone is o, to put
the headphones into pairing mode, and then connect to the rst
smartphone.
Turn o the Bluetooth function on the rst connected smartphone to
put the headphones into pairing mode, and then connect to the second
smartphone.
On the rst smartphone, turn on Bluetooth and manually operate the
phone to connect to the headphones.
Answer, hang up, or reject calls

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BONE CONDUCTION BLUETOOTH EARPHONES
When a call comes in, press the multifunction key (L/R) briefly to
answer the phone. During a call, double-click the multifunction
key (L/R) to hang up. When a call comes in, press and hold the
multifunction key (L/R) for 2 seconds to reject the call.During a
call, press and hold the multifunction key(L/R) for 2 seconds to
Change between the earphones and the phone's speaker during a call.
Volume control
In music playback or call mode, short-press the multifunction key (R)
to increase the volume, and short-press the multifunction key (L) to
decrease the volume."
Previous song/ Next song
In music playback mode, long-press the multifunction key (R) for 1.5s to
switch to the next track, and long-press the multifunction key (L) for 1.5s
to switch to the previous track.
Play/Pause
In music playback mode, double-clicking the multifunction key to play/
pause the music.
Game mode
Tap the multifunction key (L/R) four times to switch between game mode
and regular mode.
Voice Assistant
Triple-clicking the multifunction key (L/R) will wake up the voice

BONE CONDUCTION BLUETOOTH EARPHONES
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34
assistant (please conrm that your phone supports this function).
Clear the phone pairing information
Press the function key (L/R) 8 times while the phone is powered on to
clear the pairing information and perform a reset.
Indicator Light Explanation
Single earbud powered on, Bluetooth waiting for connection : Blue and
white lights ash alternately
Double earbuds paired successfully, Bluetooth waiting for
connection:White light ashes
Bluetooth connection successful : Indicator light turns o
Game mode :White light breathes
Earphone low battery :Blue light ashes every 5 seconds
Earphone charging status:Blue light stays on
Charging case charging:Red light ashes, turns blue when fully charged
Reset
If there are any connectivity or functional issues with the Earphones,
please reset them
1. Remove the Bluetooth pairing information from your device and
turn o Bluetooth.
2. Place the Earphones in the charging case to charge.
3. Turn on Bluetooth on your device.
4. Take out the headphones and wait for 20 seconds before

35
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BONE CONDUCTION BLUETOOTH EARPHONES
TROUBLE SHOOTING
1. Left and right earbuds cannot connect
Reset both left and right earbuds, place them in the charging case,
then take them out and wait for about 20 seconds before successfully
connecting. After successful connection, they can be used normally.
2. Only one earbud has sound
When using for the rst time, you must take both left and right
earbuds out of the charging case before connecting to the phone.
3. Earbud volume is low
Check if the phone has turned o volume protection and turn on
volume Bluetooth synchronization settings.
4. Earbuds have noise interference
Turn o sound eects settings on the phone and the phone player.
Excessive sound eects in bone conduction earphones may cause
interference and noise.
5. Playback interruptions or stuttering
Do not touch the earbud handle during playback, as the handle area
is the antenna position. Touching it easily causes stuttering. Also,
placing the earbuds near strong 2.4G interference sources, such as a
reconnecting to the device.
( If the above steps do not work, please try again )"

BONE CONDUCTION BLUETOOTH EARPHONES
GS20
36
Model GS20
Pairing name GS20
Net weight about 72g Single earbud: about 8g
BT version V6.0
Charging time about 2 hours
Duration* Music:about 6h;Talking:about 4h
Battery earbuds:65mAh/3.7V Li-polymer battery
Charging case:300mAh/3.7V Li-polymer battery
Charging voltage & current 5V/1A input
Protocol support a2dp\avctp\hfp .
Audio encoding SBC、AAC
Transmission Range 10 m/ Class 2
Vibrator
φ15mmx2 , 8 Ω±15%
Sensitivity ≦ 75±3dB@1KHz
Waterproof IP68(Charging case not included)
Operating temperature -10° C to 40° C
SPECIFICATION
2.4G router, can cause stuttering.
6. Please regularly clean the charging contacts of the earbuds and
charging case to avoid charging failures.
* The product parameters shown in this table are for reference only. Due to
minor differences in the electronic components of the product, there may

37
GS20
BONE CONDUCTION BLUETOOTH EARPHONES
Beijing EROS Technology Co.,Ltd.
Add: 1-7, 6 / F, Building 1, 76 Zhichun Road, Haidian District, Beijing.
Website: www.eroshi.com
Made in china
be slight differences in the product parameters. Please refer to the actual
product.
* Music, talk and standby time are the test data from EROS Lab, actual usage
time may vary slightly depending on the situation.
* The playback and call time in the table is tested at 70% volume. For
Maximum volume (100%), music can last about 4.5 hours, and calls can
last about 3.5 hours.

FCC Statement
This device complies with part 15 of the FCC rules. Operation is subject to the following t
wo conditions:
(1) this device may not cause harmful interference, and (2) this device must
accept any interference received, including interference that may cause undesired
operation.
Caution: Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation.
This equip ment generates uses and can radiate radio frequency energy and, if not installed
and used
in accordance with the instructions, may cause harmful interference to radio communica
tions.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or television
reception,
which can be determined by turning the equipment off and on, the user is encouraged
to try to correct the interference by one or more of the following measures:
‐ Reorient or relocate the receiving antenna.
‐ Increase the separation between the equipment and receiver.
‐ Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
‐Consult the dealer or an experienced radio/TV technician for help important
announcement
Radiation Exposure Statement
The device has been evaluated to meet general RF exposure requirement. The device
can be used in portable exposure condition without restriction.
