Product name: Bluetooth 5.0 stereo 2×20W high and low bass with remote control U disk AUX power amplifier board
This power amplifier board does not have radio, does not have call function, and plays pure music!
Main features Standard power supply 12V 3A (switching power supply)
Operating voltage range: 12V-18V can be up to 92% efficiency (15V/8Ω)
No output filter required
Single-ended input switch without POPO sound
Excellent ”power-on, power-down” noise suppression
Overcurrent protection, overheating protection, undervoltage protection
It is recommended to use a 12V3A switching power supply for testing, and do not connect to a battery or charger for testing (if you connect to a battery and charger for testing, it will not be guaranteed)
Standard power supply 12V current 3A, maximum voltage 18V power supply (power supply below 12V is not supported)
Note: Because this board has a bass adjustment function, the maximum power after all the volume is turned on is 2×20W. The volume may be attenuated during tuning!Only need the volume to be loud and do not require distortion, please do not buy it!
Power requirements: DC12-18V
Current: 3A or more
Output power: 2×20W
Output impedance: 4-8 ohms
Bluetooth version: JL-AC6925A-5.0
Input method: Bluetooth+AUX+USB
Channel: 2.0 stereo
1. There are full functions (plus assembly parts) on the board, but there is no way to turn on these functions without adding assembly parts!
2.Only single board (no accessories) All accessory ports are empty, just pure Bluetooth function!You can't weld by yourself, there is a risk of burning the Bluetooth chip by welding by yourself!!!!!