915 Generation -LT22 Bluetooth Audio Amplifier Board 2.1Channel 15W+15W+30W

1. quality: high quality material, safe and durable.
2. Stable performance: with better noise performance, output drive capability and relatively high small signal bandwidth, power supply voltage range.
3. High fidelity: When used as an audio amplifier, the tone is warm and the fidelity is high.
4. Wide range of uses: suitable for high quality and professional audio equipment, instruments, control circuits and telephone channel amplifiers.
5. It has the characteristics of small size, high efficiency, high power and small heat. Name: 2.1 channel 15W+15W+30W subwoofer adjustment bluetooth audio power amplifier
Bluetooth version: 5.1
Bluetooth transmission distance: 10 Audio input: Bluetooth+AUX+U disk+USB sound card
Audio output: left channel 15W + right channel 15W + subwoofer 30W suitable
Power supply: DC9-24V, 3A (can not be connected to AC)
Adapter speakers: left and right channels 10-30W, 4-8Ω; subwoofer 10-30W, 4-8Ω
Volume adjustment: the volume, stereo volume and subwoofer volume can be adjusted separately, with a wide range of adjustment; the volume with buttons Single click: play/pause double click: the song Triple click: select or cancel box matching mode
Protection mechanism: over temperature, over current, short circuit, anti-static protection
Features: Support Audio APP. the bluetooth name, password setting, volume adjustment of prompt tone, on/off prompt tone, sleep aid, firmware upgrade, etc. Box pairing function, the true wireless function enables two sets of speakers to be combined into left and right channel pairing boxes, with a stronger sense of spatial positioning.
Model Number:-LT22
Type: Bluetooth Audio Power Amplifier Board Module
Type: Audio Power Amplifier
Type: Digital Power Amplifier Board
color:black
Material:plastic
size:75 x 70 x 20mm Package Contents:
1 x -LT22 Amplifier Board
1 x Screwdriver
1 x Terminal Only the above package content, other are not included.
Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.