Product Model: OKYN220512-79
BT 4.2 TPA3110 30w+30W Digital Stereo Audio Power Amplifier Board Module 12V-24V car for USB Speaker,Portable Speaker
1.The board adopts typical tpa3110 circuit and adopts single power supply with anti-reverse connection. It is convenient to use the general adapter and switch power supply for your power supply.
2.Special interface is designed for audio reception module,with built-in 5v voltage stabilization circuit, which can easily DIY speaker