2 x 50W Bluetooth Stereo Audio Amplifier Board – TSA3118B (TWS/Apt-X)
TSA3118B is a 2x50W audio amplifier board with a new AudioB plus Bluetooth module that supports Apt-X. It has perfect class-D architecture (Based on TPA3116D2), and each channel has a 50W power output. Both channels are capable of outputting nominal power simultaneously and continuously.
Any DC10V-24V power supply can power this board. It can be used to drive any 4Ω or 8Ω passive speakers. TSA3118B can also be connected with our TSA1000 external audio volume control board. People can adjust the audio volume by rotating the actual knob.
The highlight point is Apt-X and TWS supported. Therefore, Users can stream audio to 2 pair amplifier boards simultaneously wirelessly. It’s perfect for your Hi-Fi application. You may wish to pair it with a mobile phone or a computer (etc.). Power the amplifier board. Use your phone or PC (etc.) to search for a new Bluetooth device. The module will appear as “TSA3118B”. You don’t need a PIN, pair it, and then you can play music.
TSA3118B can auto-detect the Aux in/Line in Audio input. Bluetooth Audio source has higher priority. When Bluetooth audio is paused, or Bluetooth is disconnected. The amplifier will output the Aux in/Line in audio. If you want to manually select the Aux in/Line in and Bluetooth audio source, please choose TSA3116B or TSA3117B.
TWS mode supported. Users can stream audio to 2 pair amplifier boards simultaneously wirelessly. Multiple TSA3118B boards can be connected to become a multi-channel amplifier system. The audio out port can also be connected with a subwoofer amplifier board.
BVC Port: BVC port can connect with our Audio volume controller to control the Bluetooth audio volume.
- S1 – Long press 3s into pairing mode. Long press 6s clear the pairing info.
- S1+S2 – Long press 1s into TWS slave mode.
- S1+S3 – Long press 1s into TWS master mode.
- S2+S3 – Long press 1s disconnect TWS connection.
Specifications: Specifications typical @ +25℃, Powered by 21V DC, unless otherwise noted. Specifications are subject to change without notice.
- Size: 6.9cm x 9.5cm
- Bluetooth 4.2
- APTX supported
- TWS supported
- Bluetooth audio volume control port(BVC)
- Aux in/LIne in auto-detect
- Subwoofer output port
- Working voltage: DC10V-24V
- Over/under voltage protection
- Over-current protection
- Over-temperature protection
- Personal computer
- Background music system
- Musical instrument amplifiers
- Home DIY
- Car audio
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