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Product Weight 0.71lb / 323g
Dimensions 3.54×4.72×1.18 inches
(9×12×3 cm)
Product Overview
1
2 3 5
6
4
Red:AUX/USB
Blue:BT
- Treble +
- Bass +
IR
BL20A BLUETOOTH POWER AMPLIFIER
MODE
/VOL
3: U-Disk Input
4: Bass Control
5: Treble Control
6: Multi-function
Knob(Power Switch/
Mode Switch/
Volume Control)
2: AUX/U-Disk/Blue-
tooth Input Indicator
Light
1: Infrared Radiation
Note:
Multi- function Knob: Long press to power on/off;
Short press to switch mode; Turn left to decrease the
volume; Turn right to increase the volume.
9: Passive
Speakers Output
10: Bluetooth
Antenna Interface
11: DC Input
12: Bluetooth Antenna 8: 3.5MM AUX
Pre-output
7: 3.5MM AUX Input
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