2 x 100W Class D Bluetooth Audio Amplifier Board – TSA7499
TSA7499 are designed for factories or DIY users. Bluetooth/LINE IN select switch and audio input port are designed as JST connectors. So, users can install this amplifier board in a box and connect an external switch and RCA/Mono plug to make their own audio amplifier. TSA7499 can also connect with our TSA1000 external audio volume control board. People can adjusting the audio volume by rotating a real knob.
TSA7499 is a 2x100W audio amplifier board with AudioB plus Bluetooth module. It’s integrated with ST high performance TDA7499 which support dual channel audio amplification. Both of channels are capable of outputting nominal power simultaneously and continuously. This board can be powered by any DC14V-39V* power supply. It have a smart cooling system, the fan not working in normal case to reduce the noise. Only start when the chip temperature > 65°C.
It’s perfect for your Hi-Fi application, the audio source can be cable input or Bluetooth. You may wish to pair 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 “BT Speaker”. You don’t need a PIN, pair it and then you can play music.
Note: We had tested it. It also works well with 12VDC power. But we suggest using DC14V-39V power if possible.
Note: If you connect a TSA1000 with this amplifier board. The power input can not more than DC24V.
Features:
Size: 12cm x 8cm
Smart cooling system
Bluetooth 4.0
External audio volume knob supported
Working voltage: DC14V-39V(without TSA1000) DC14V-24V(with TSA1000)
Over/under voltage protection
Over current protection
Over temperature protection
Applications:
Personal computer
Background music system
Musical instrument amplifiers
Home DIY
Car audio
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