Descriptions:TSA1020 is a digital stereo Bluetooth/Single-ended audio volume controller board. It has RCA audio input/output ports and a BVC port(Only for some Tinysine Bluetooth amplifier board). You can use it to control any normal amplifier board audio volume. The audio out signal will increase/decrease when user rotating the knob, Bluetooth audio volume control port will also output an increase/decrease control signal.Features: - Size: 8.1cm x 3.8cm- Bluetooth audio volume control- Singal-ended audio volume control- External audio volume knob- Working voltage: DC8V~39VApplications: - Personal computer- Background music system- Musical instrument amplifiers- Home DIY- Car audio
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