Poly Sync 40 Series
Bluetooth Speakerphone
User Guide
Contents
First-time setup 3
Controls 4
LEDs 5
Be safe 5
USB Bluetooth adapter 5
Setup 7
Corded setup 7
Mobile setup 7
USB adapter setup (adapter models only) 8
Pair USB adapter again 8
Charge 10
Check battery status 10
Charge 10
Charge your mobile phone 10
Load software 11
Update your Poly device 11
Daily Use 12
Power 12
Answer or end a call 12
Mute/Unmute 12
Volume 12
Voice assistant (smartphone feature) 12
Launch Microsoft Teams (Teams model only) 12
Customize your speakerphone 12
Link speakerphones (daisy chain audio) 13
Linked speakerphone audio settings 13
Troubleshoot 14
What's in the box 15
Support 16
2
Important: Your speakerphone is shipped from the factory in a Deepsleep mode to
conserve battery. Activate your speakerphone by connecting the USB cable to a power
source before first use.
1 Connect speakerphone USB cable to a wall charger or computer.
When your speakerphone is activated, the LED bar lights up.
USB-A / USB-C
2 Connect or pair your speakerphone to take calls or stream media.
First-time setup
3
A portable speakerphone with mobile and corded connectivity.
:02
Mic / Mic Mute
Siri
Google Assistant
/
Blutooth
Lock
Indicator Light
Music
ANC
imer
Headphones
Phone
Mobile
Computer
Camera
Charging/Battery
Blutooth
Lock
Indicator Light
ANC
Timer
Custom Button
Device Controls
Headphones
Mobile
Computer
Camera
Support
Settings
ANC
Timer
Custom Button
Volume
Play / Pause
Power
Device Controls
Headphones
Camera
Headset
Lock
Indicator Light
ANC
Timer
Custom Button
Device Controls
Headphones
Mobile
Computer
Camera
Headset
Support
Settings
Daisy Chain / Link
Device Controls
Volume
Mic / Mic Mute
Play / Pause
Power
Bluetooth pairing
Press to interact with Microsoft Teams (Teams model only, desktop
application required)
Volume down
Mute/unmute
Volume up
Call
Siri, Google
Assistant
Default voice assistant (mobile feature)
Power on/off
USB phone charge port
Link 2 speakerphones (mobile feature)
Play/pause media (default). Customize feature in Poly Lens Desktop App
NOTE Play/pause feature may not function with web-based apps
Controls
4
LED bar What lights mean
Crossing
blue pattern
Pairing mode
Solid blue Pairing successful (connected)
Flashing
green
Incoming call
Solid green In a call
Solid red Mute active
Crossing
white
pattern
Linking mode (daisy chain audio)
2 white
blinks
Linking successful
NOTE LEDs do not illuminate in standby mode.
Please read the safety guide for important safety, charging, battery and regulatory
information before using your new speakerphone.
Your high-fidelity Bluetooth USB adapter comes pre-paired to your Poly device. Plug it
into your computer to connect to high-fidelity computer audio.
NOTE Adapter's USB connection and design may vary, but function is the same.
Standard LEDs
USB LEDs What they mean
Flashing red and blue Pairing
Solid blue Device connected
Flashing blue On a call
Solid red Mute active
Flashing purple Streaming media from computer
LEDs
Be safe
USB Bluetooth adapter
5
LEDs when Microsoft Teams* is detected
USB LEDs What they mean
Flashing red and blue Pairing
Solid purple Microsoft Teams connected
Flashing blue On a call
Solid red Mute active
Pulsing purple Microsoft Teams notification
NOTE *Requires Microsoft Teams desktop application.
6
Connect the USB cable from the speakerphone to the USB port on your computer.
USB-A / USB-C
NOTE In corded mode, the speakerphone powers on without using the Power button.
1 With your speakerphone powered on, press the Bluetooth button for 2 seconds. You
hear "pairing" and the LED flashes a crossing blue pattern.
Poly Sync 40
“Pairing”
Headphones
Computer
Camera
Blutooth
Blutooth
“Phone connected”
:02
Headphones
Camera
Headset
Blutooth
2 Activate Bluetooth on your mobile device and set it to search new devices. Select “Poly
Sync 40.”
3
Pairing is successful when you hear "pairing successful" and the LED flashes blue.
Secure Connection (mobile)
The Secure Connection feature provides extra security for Bluetooth calls in a conference
room.
When enabled, your paired device disconnects after each mobile call, ensuring that device
audio does not play through the speakerphone when not intended. Manage in Poly Lens
Desktop App.
NOTE Enabling Secure Connection disconnects previously paired devices.
1 With your speakerphone powered on and Secure Connection enabled in Poly Lens
Desktop App, press the Bluetooth
button for 2 seconds. You hear "pairing" and the LED
flashes a crossing blue pattern.
2 Activate Bluetooth on your device and set it to search new devices. Select “Poly Sync 40.”
Poly Sync 40
“Pairing”
Headphones
Computer
Camera
Blutooth
Blutooth
“Phone connected”
:02
Headphones
Camera
Headset
Blutooth
3
Pairing is successful when you hear "pairing successful" and the LED flashes blue.
“Pairing
successful”
Setup
Corded setup
Mobile setup
7
4 Make or take a mobile call or play music via Bluetooth.
5 After the end of a call, continue the mobile connection by pressing any button within 30
seconds. When no action is taken, the mobile connection ends and the Bluetooth button is
no longer illuminated.
Your Bluetooth USB adapter comes pre-paired to your speakerphone.
1 Power on your speakerphone and insert the Bluetooth USB adapter into your computer.
2 The USB adapter LED flashes and then turns solid to indicate the speakerphone is
connected to the USB adapter. You hear “PC connected” to indicate the connection has
been established. When on a call, the LED on the USB adapter flashes blue. When not on a
call the LED is solid.
NOTE Adapter design may vary.
3 Load Poly Lens Desktop App by visiting poly.com/lens. This allows you to customize your
headset behavior through advanced settings and options.
Configure USB adapter
Your high-fidelity Bluetooth USB adapter comes ready to take calls. If you want to listen to
music, you will need to configure your Bluetooth USB adapter.
Windows
1 To configure your Bluetooth USB adapter to play music, go to Start menu > Control Panel
> Sound > Playback tab. Select Poly BT700 or Plantronics BT600, set it as the Default
Device and click OK.
2 To pause music when you place or receive calls, go to Start menu > Control Panel > Sound
> Communications tab and select the desired parameter.
Mac
1 To configure the Bluetooth USB adapter, go to Apple menu > System Preferences > Sound.
On both the Input and Output tabs, select Poly BT700 or Plantronics BT600.
Typically, your USB adapter is pre-paired to your Poly audio device. In the event that your
adapter is disconnected or bought separately, you will need to pair the adapter to your Poly
device. The adapter pairing method depends on which USB adapter you use.
Pair BT700 USB adapter again
Your USB adapter requires Poly Lens Desktop App to pair to a Poly audio device.
Download: poly.com/lens.
USB adapter setup
(adapter models only)
Pair USB adapter
again
8
BT700 USB-C BT700 USB-A
1 Insert the high-fidelity Bluetooth USB adapter into your laptop or computer and wait for
your computer to recognize it.
2 Put your Poly audio device in pair mode.
3 Launch Poly Lens Desktop App and navigate to Poly BT700.
4 Put your Bluetooth USB adapter into pair mode by selecting "Pair new device" on the
adapter's main page or overflow menu. Your adapter flashes red and blue.
Pairing is successful when you hear "pairing successful" and "PC connected" and the
Bluetooth USB adapter LED is solid.
NOTE To pair again using Plantronics Hub Desktop App, navigate to the app's Poly BT700
general settings and select "Pair."
Pair BT600 USB adapter again
BT600 USB-C BT600 USB-A
1 Insert the high-fidelity Bluetooth USB adapter into your laptop or computer and wait for
your computer to recognize it.
2 Put your Poly audio device in pair mode.
3 Put your Bluetooth USB adapter into pair mode by pressing and holding the recessed pair
button with a pen or paperclip until the Bluetooth USB adapter flashes red and blue.
NOTE Adapter design varies by USB connection.
Pairing is successful when you hear "pairing successful" and "PC connected" and the
Bluetooth USB adapter LED is solid.
9
To check battery status:
• With speakerphone inactive, tap the Power button to hear battery status
• With speakerphone inactive, tap any button to view the LED bar
Battery status LEDs
LED bar Battery status
Solid white long bar Battery full
Solid white medium bar Battery high
Solid white short bar Battery medium
Solid red Battery low
Red flashes Battery critical
NOTE LEDs do not illuminate in standby mode.
Charge the speakerphone via USB using your computer or a wall charger (not provided).
The LED bar pulses while charging and turns solid white when fully charged. Allow 5 hours
for a full charge.
NOTE For faster charging, connect to a wall charger or to your computer's quick-charge USB
port, if available.
NOTE Your speakerphone has a combined USB-A and USB-C cable for easy connection to either
type of port.
USB-A / USB-C
With the speakerphone powered on, charge your phone by connecting your phone's
charge cable to the speakerphone USB-A port (cable not provided).
Mobile
Computer
Blutooth
NOTE Speakerphone battery level must be medium or higher.
NOTE Connection provides power only.
Charge
Check battery status
Charge
Charge your mobile
phone
10
Customize your device behavior through advanced settings and options with Poly Lens
Desktop App. Some softphones require the installation of Poly software to enable device
call control (answer/end and mute) functionality. Download: poly.com/lens.
NOTE Device settings are also available in Plantronics Hub Desktop App.
Keep your firmware and software up-to-date to improve performance and add new
features to your Poly device.
Update your device using Poly Lens App. Download at poly.com/lens.
Load software
Update your Poly
device
11
Press the Power button for 2 seconds to power on or off. The LED bar illuminates when
powered on.
Press the Call button to answer or end a call.
During an active call, press the Mute button to mute or unmute the microphones.
Manage mute settings in Poly Lens Desktop App.
Press the Volume up (+) or down (-) buttons to increase or decrease volume.
Adjust speakerphone microphone volume
Place a test softphone call and adjust softphone volume and PC sound volume accordingly.
Siri, Google Assistant, Cortana Press and hold the Call button for 2 seconds to activate
your phone's default voice assistant. Wait for the phone prompt to activate voice dialing,
search, and other smartphone voice controls.
Tap your headset Teams
button to quickly open and use the Microsoft Teams desktop
app.
• When not on a call, tap your Teams button to view Microsoft Teams app on your
computer.
• When your connected USB adapter LED pulses purple, tap your Teams button to view
Teams notifications.
NOTE Teams model and Teams desktop application required. Teams mobile application is not
supported.
Customize your Rocket
button feature in Poly Lens Desktop App. Play/pause media is
the default feature when you tap the Rocket
button.
Choose from:
• Play/pause audio (default)
• Device status check
• Clear trusted device list
• Mobile calls only: Default voice assistant (Siri, Google Assistant)
• Redial
• Hold/resume call (varies by softphone)
Daily Use
Power
Answer or end a call
Mute/Unmute
Volume
Voice assistant
(smartphone feature)
Launch Microsoft
Teams (Teams model
only)
Customize your
speakerphone
12
Use two Poly Sync speakerphones with your computer or mobile device.
NOTE You may link Sync 40 and Sync 60 speakerphones. Ensure that each speakerphone is
updated to the latest device software release in Poly Lens Desktop App.
NOTE The primary device settings are used when speakerphones are daisy-chained. The
speakerphone paired or connected to your computer or mobile phone is your primary device.
1 Pair or connect one speakerphone to your PC or mobile device. See Corded setup, Mobile
setup or USB adapter setup.
2 Wirelessly link speakerphones by pressing both Link buttons for 2 seconds. You hear
"connecting" and the LEDs pulse white.
Linking is successful when you hear "connection successful" and the LED flashes white on
both speakerphones.
NOTE Enter linking mode only when both speakerphones are inactive (not in a call or streaming
media).
“Connection successful”
:02:02
Support
Settings
Daisy Chain / Link
Support
Settings
Daisy Chain / Link
Lock
ANC
Timer
Custom Button
“Connecting”“Connecting”
3 Control the system from either speakerphone to play audio or make calls.
4 End linking mode by pressing both Link buttons for 2 seconds.
You hear "device disconnected."
NOTE The primary device settings are used when speakerphones are daisy-chained. The
speakerphone paired or connected to your computer or mobile phone is your primary device.
Manage daisy chain audio settings in Poly Lens Desktop App. Select an audio output:
Party (default) or Stereo.
NOTE In Stereo mode, the primary device has the right channel audio and the secondary
device has the left channel audio.
Link speakerphones (daisy chain audio)
Linked speakerphone
audio settings
13
When I attempt to use my speakerphone
for the first time, it does not power on.
Your speakerphone is shipped from the factory in a
Deepsleep mode to conserve battery. Activate your
speakerphone by connecting the USB cable to a
power source before first use.
My speakerphone doesn't charge as
quickly as expected.
For faster charging, connect the USB cable to a wall
charger or to your computer's quick-charge USB
port, if available.
(Teams model only) How do I interact
with Microsoft Teams?
• Tap the Teams button to quickly open and use
Microsoft Teams.
• Teams model is compatible with Microsoft Teams
desktop app. Teams mobile app is not supported.
Is stereo sound available when two
speakerphones are wirelessly linked?
Yes, in Poly Lens App, go to Settings > General > Daisy
chain audio and select Stereo. For more information,
see Linked speakerphone audio settings.
Download app: poly.com/lens.
How do I use the Secure Connection
feature with my mobile phone?
The Secure Connection feature provides extra
security for Bluetooth calls in a conference room.
• Activate feature in Poly Lens Desktop App.
• Automatically disconnects speakerphone from
paired mobile device after a call.
• Continue the mobile connection by pressing any
button within 30 seconds after the end of a call.
How do I customize the Rocket button
feature?
• Customize your Rocket button feature in Poly Lens
App. Download app: poly.com/lens.
• See Customize your speakerphone.
Troubleshoot
14
Contents may vary by product.
Speakerphone with combined USB-A and USB-C cable
Bluetooth USB Adapter (Poly Sync 40+ only; Design may vary)
Quick start guide
What's in the box
15
Support
NEED MORE HELP?
poly.com/support
Manufacturer:
Plantronics, Inc.
Plantronics B.V. Plantronics Ltd.
345 Encinal Street
Santa Cruz, CA 95060
United States
Scorpius 171
2132 LR Hoofddorp
Netherlands
Building 4, Foundation Park
Cannon Lane, Part 1st Floor
Maidenhead, SL6 3UD
United Kingdom
©
2022 Poly. Bluetooth is a registered trademark of Bluetooth SIG, Inc. All trademarks are
the property of their respective owners. Manufactured by Plantronics, Inc.
Model ID: SY40/SY40-M (may be followed by /BT600 or /BT700). System: Poly Sync 40
has a SY40/SY40-M speakerphone. Poly Sync 40+ has a SY40/SY40-M speakerphone and
a BT600 or BT700 adapter.
218940-06 01.22
16
