AOQDQDQD TPA3116 50W2+100W bluetooth 5.0 High Power Audio Amplifier Board 2.1 Sound Channel Bass Super Bass Digital Amplifier

Three items for you to choose:Shell: Met de schilalleen (exclusief de Audio Amplifier Board)Met bluetooth: De Audio Amplifier Board steuns Bluetooth-functie. (Not includes the shell)Metout bluetooth: De Audio Amplifier Board does NIET steun Bluetooth-functie.(Not includes the shell)Dere are 3 options for you to choose, please click the type option to take a order. (Please make sure the type box is selected, prices vary widely, so as not to cause unnecessary misunderstanding.):Functies:This is a steun Bluetooth 5.0 audio receiver Updated, with a pre-amplifier, Bass crossoverProcessing. Met bass, left and right channel volume adjustment, treble adjustment, the total volume potentiometer control 2.1 amplifier board. Use DC power supply: 12-24V Power Supply, Maximum steun 50W (left channel) +50 W (right channel) +100 W (bass channel) three-channel output. Is the use of the United States TI company TPA3116D2 high-performance digital amplifier chip as the core, a parallel bridge subwoofer output, do a left and right channel output. Wide operating voltage, power-saving design, efficiency up to 90%. You can use good performance switching power supply, laptop switching power supply, you can also use the charging bottle, or car power supply and so on. Board is a good test of the finished product board is welded, according to figure connected to a good speaker, audio input or connect the Bluetooth audio device and connected to the power can be usedTips:If you need Power Supply,Please Ch