DSP technology allows for manipulation of audio signalsAdjust volume and EQ, apply effects such as reverb and delay Allows for precise control over audio signal for better sound qualityHelps adjust sound system to specific acoustics of a room or venue for optimal sound for listener Detailed Explanation:Digital signal processing (DSP) is a technology that allows for the manipulation of audio signals. In the context of operating a sound system, a DSP unit can be used to adjust the volume and EQ of the audio signal, as well as to apply various effects such as reverb and delay. Using a DSP unit allows for precise control over the audio signal, which results in a more polished and professional-sounding sound system. It can also make it easier to adjust the sound system to the specific acoustics of a room or venue, helping to ensure that the sound is optimal for the listener.