TINYSINE TSA7550B, 1 x 200W Bluetooth+DSP Mono Audio Amplifi

TSA7550B 200W Bluetooth+DSP mono amplifier board with an AudioB plus Bluetooth module that supports Apt-X. TSA7550B is a very flexible DSP/Amplifier combination board. It has perfect class-D architecture (based on ST TDA7498E) and the mono channel has 200W power output. This board can be powered by any DC14V-39V power supply. It can be used to drive any ,4Ω or 8Ω passive speakers. TSA7550B has a smart cooling system, and the fan does not work in normal cases to reduce the noise. The fan starts only when the board overheats. The highlight point is Analog Devices ADAU1701 DSP chip on board. User can set audio tones/frequency of the output. The board has default DSP program loaded. User can set the amplifier to full frequency or low pass output via switch port. TSA7550B are Apt-X and TWS supported. Therefore, users can stream audio to 2 paired amplifier boards at the same time wirelessly.