Reverb Effects
99 digital reverb effects
Professional audio, microphones and system integration


The Harmonai DSP-100 is a full-intelligent professional digital HI-room karaoke preamp processor, designed for KTV rooms, home entertainment, and professional audio systems. It features 99 built-in digital reverb effects and music enhancement effects, enabling effortless creation of diverse sonic atmospheres—from soft, lyrical tones to energetic, high-energy singing. Its built-in electronic crossover delivers ultra-low-frequency audio output with freely adjustable crossover points for precise low-end control. The unit supports 5 microphone inputs and 2 switchable signal inputs; volume, reverb depth, reverb time, and microphone high/low EQ are independently adjustable per channel. Combined with auto low-cut functionality, it effectively eliminates low-frequency noise interference, ensuring clear and pristine audio output.
99 digital reverb effects
Supports music enhancement effects
Built-in electronic crossover for ultra-low-frequency audio output; crossover point adjustable
5 microphone inputs
2 signal inputs, switchable
Independent adjustment of music, reverb, and microphone volume
Independent adjustment of reverb depth and reverb time
Independent high/low frequency adjustment for microphones
AC 220V
The DSP-100 is ideal for KTV rooms, home HI-rooms, small live venues, and conference systems. Its 99 reverb effects—paired with independent reverb depth and time controls—precisely match varying room acoustics. Five microphone inputs support simultaneous multi-user operation; the electronic crossover ensures full, powerful bass response, while auto low-cut effectively suppresses low-frequency noise and room boom. The dual-switchable signal inputs allow rapid source switching between different audio devices—making the DSP-100 an ideal choice for professional KTV and home entertainment setups.
For more technical specifications and application solutions for the Harmonai DSP-100 karaoke preamp, contact us today for customized professional audio system recommendations.