Descriptions:
TSA7499 are designed for factory or DIY user. Bluetooth/LINE IN select switch and audio input port are designed as JST connectors. So, user 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 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.

Features:
- Size: 12cm x 8cm
- Smart cooling system
- Bluetooth 4.0
- External audio volume knob supported
- Working voltage: DC14V-39V
- Over/under voltage protection
- Over current protection
- Over temperature protection

Applications:
- Personal computer
- Background music system
- Musical instrument amplifiers
- Home DIY
- Car audioTinysine