Karaoke DSP Mixer 590HiProfession karaoke audio system processor, specifically identified as a 590Hi model or similar DSP processor. Function: It serves as a digital signal processor (DSP) for KTV and party environments, managing audio effects like reverb, echo, and anti howling. Connectivity: Features include 3 microphone inputs, PC WiFi connectivity for tuning, and balanced XLR outputs for main, center, and subwoofer speakers. Features: It includes 20 band parametric