SYMFONIA TDA7297 IC Powerful HI-FI Stereo Audio Amplifier Dual Channel Crystal Clear Sound Sound Recorder and Sound Circuit Electronic Hobby Kit

NEEDED 12 DC VOLT SUPPLY. 15 to 20 watts each Channel. No humming no it Provides only crystal clear sound. please use pure DC source for best audio output 12 volt 5 to 7Amp Battery. you can use any 12 volts 2Amp adaptor for run this TDA7297 audio kit. The Board comes with a 5-volt power supply you can easily connect your Bluetooth MP3 module. each wiring connection is printed on the circuit board very easy to wiring all the component are used very high quality for long-lasting and good performance. compact size easy to fit with any small amplifier cabinet perfect for making your own DIY audio system.