TSA1010 Digital Audio Volume Controller


TSA1010 is a digital stereo Bluetooth/Single-ended audio volume controller board. It has two 3.5mm audio jack and a BVC port.

You can use it to control the audio volume of any normal amplifier board. The audio out signal will increase/decrease when a user rotates the knob and Bluetooth audio volume control port will also output an increase/decrease in the control signal.

TSA1010 external volume control board

Pins define:

Port name Pin name Direction Description

Bluetooth volume control

INC Digital Out Bluetooth audio volume +
DEC Digital Out Bluetooth audio volume –
SEL Digital In Bluetooth/Single-ended select


0-Single-ended select


  • Size: 6.6cm x 3.8cm
  • Bluetooth audio volume control
  • Singal-ended audio volume control
  • An external audio volume knob
  • Working voltage: DC 8V-39V


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