TSA7802A is a 2x50W two-channel DSP amplifier board and a very flexible DSP, DAC, and amplifier combination board. It has perfect class-D architecture (Based on TPA3116D2), and two channels have a 50W power output. All the channels are capable of outputting nominal power simultaneously and continuously. Any DC12V-24V power supply can power this board. It can be used to drive any 4Ω or 8Ω passive speakers. Details