Sell 2Pcs Bluetooth 5.0 Power Amplifier Board Stereo Sound Amplifiers 2X20W with U Disk AUX Treble Bass Adjustment Home Audio best price

Bluetooth 5.0 stereo 2x20W high bass adjustment U disk AUX power amplifier board This power amplifier board does not have radio or call function, pure music playback! Standard power supply DC12V3A (switching power supply) Operating voltage range: DC12V-18V up to 92% efficiency (15V/8Ω) Input method: Bluetooth+AUX+USB Bluetooth version: JL-AC6925A-5.0 output Impedance: 4-8 ohm Output Power: 15W(CLASS D,12V/4ohm,THD=1%) 18W(CLASS D,12V/4ohm,THD=5%) 20W(CLASS D,15V/4ohm,THD=10%) 20W(CLASS D,18V/8ohm,THD=10%) No output filter required Single-ended input, no POPO sound on and off Excellent "power on, power down" noise suppression Overcurrent protection, overheating protection, undervoltage protection It is recommended to use DC12V3A switching power supply to test, do not connect battery or charger to test. Standard power supply 12V current 3A, maximum voltage 18V power supply (not support power supply below 12V) Colour:Black+green Material:PCB+Plastic+Metal Package Contents: 2 * Power Amplifier Board / 1 * Power Amplifier Board<br />Only the above package content, other products are not included.<br />Note: Light shooting 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.