915 Generation 2PCS Bluetooth TWS Amplifier Board 2 Line in Audio Receiver

Detailed Information About The Product:

Amplifier board size: 2.9x2.9CM
The box pair power amplifier board can be used alone, or can be used as a pair box after TWS pairing
With call function, power on, the default volume is maximum
5V: drive 2x4O3W
6.5V: drive 2x4O5W

Color: Green
Material: PCB
VCC, GND: power supply pins
LN(-), LP(+): Left speaker
RN(-), RP(+): Right speaker
COM: The common terminal of the key, the other end of the key is connected to VOL+, VOL-, PREV, respectively
AUXL, AUXG, AUXR: Audio input
AUXD: Audio input detection pin, the input low level switches to the audio input state
"MATCH" on description:
Step 1: Power on
When the speaker is powered on for the first time, it will enter the single-speaker pairing state after more than ten seconds.
If the two speakers are not powered on for the first time, and the master and slave have been set, they will automatically reconnect.
Step 2: Master-slave settings
Press and hold the MATCH on for 1S, the speaker enters the box-to-box interconnection state, the LED light flashes rapidly at a cycle of 200MS, and there is a prompt tone at the same time
Step 3: Automatically connect to the box
The speakers enter the box-to-box state, and the two speakers are automatically connected. After connecting, the master and slave devices are automatically assigned. The master LED light flashes at a cycle of 600MS, the slave LED lights are always on, and there is a prompt tone at the same time.

Package Contents:
2 x Amplifier Board

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

About Us
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2. For Wholesale/Drop Shipping orders, if you have any_x0000__x0000__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0014__x0000__x0000__x0000__x0000_耀T_x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000_Ɯ_x0000_̩_x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x000F__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000_씈ᖼ_x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x0000__x000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