Audio DSPSolutionDSP stands for digital Audio processor. Function is to control frequency response, can achieve certain processing and modification of audio signals. For example, when we listen to songs, there are some different options such as bass, pop, rock, blues, etc., and the harmonic sound of the song will be different after we choose it. That's where the DSP comes in. It can also be understood in this way, music is audio signal, audio signal from the car host, CD player, navigation and so on, audio signal through the power player from the speaker, the middle to be modified by DSP.