TSA1453B Bluetooth + DSP Audio Receiver Board Firmware type:Party mode (Multiple boards can be linked together wirelessly) The fan only starts when

The fan only starts when the chip temperature is > 65°C

This Bluetooth Music Receiver connects to the Line-In or Aux input on your home audio system

Users can install this kit in a box easily to make their own audio amplifier products

red LED slow blink then red and blue LED flash alternately

TSA1453B Bluetooth + DSP Audio Receiver Board Firmware type:Party mode (Multiple boards can be linked together wirelessly) The fan only starts whenTSA1453B is an enhanced Bluetooth + DSP board with an AudioB I2S v3 module that supports Apt X. It can be powered by a USB C cable or any DC9V 30V power supply. You can pair it with a mobile phone or a computer (etc). Power the board, use your phone or PC (etc) to search for a new Bluetooth device. The module will appear as "TSA1453B". You don't need a PIN, pair it and then you can play music. The TSA1453B is a complete audio digital signal processing