2 x 30W Bluetooth+DSP Digital Audio Amplifier Board - TSA3120B
20 or more $36.00
TSA3120B is a 2x30W Stereo Bluetooth 5.0 digital audio amplifier board. It has a digital Input, Closed-Loop Class-D Amplifier chip TSA5756M and each channel has maximum 30W power output. Both of channels are capable of outputting nominal power simultaneously and continuously. This board can be powered by any DC12V-24V power supply. it can be used to drive any 4Ω or 8Ω passive speakers.
It's a 2 channels amplifier board. You can 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 "TSA3120B". You don't need a PIN, pair it and then you can play music.
The highlight point is ADAU1701 DSP chip on board. It has a default DSP program loaded. Customers can adjust the gain, bass, midrange and treble in the DSP program. It also has a debug port for Sigima Studio, and user can program this module with our USBi programmer to get more functions that include equalization, crossover, bass enhancement, multiband dynamics processing, delay compensation, etc. TSA3120B supports Apt-X and TWS. Therefore, Users can stream audio to 2 paired amplifier boards at the same time wirelessly.
BVC port:
BVC port can be connected with our Audio volume controller to control the Bluetooth audio volume.
Volume control POT port:
There is an Ext POT port on the board. You can connect external POTs (5K~20K) to control the Main volume,treble,middle and Bass. You need to update the DSP program first. DSP program (with external POTs). This is our POT kit
- ADC0- Main volume.
- ADC1- Bass volume.
- ADC2- Middle volume.
- ADC3- treble volume.
DSP programming port:
User can load a new DSP program by using the USBi JTAG Sigma DSP programmer.
One board works like a normal Bluetooth amplifier
Multiple boards work together
TWS connection:
- 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.
Features:
- Size: 105*75*20mm
- Multipoint connection
- Bluetooth 5.1
- Up to 100 boards can be linked together.
-
Qualcomm cVc audio technology
-
Qualcomm TrueWireless Technology
- Stereo receive
- Effective transmission distance: 10-15m
- Compatible with all Bluetooth devices that support media audio, including iPhone
Documents:
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