Professional audio, microphones and system integration
The Harmonai FBX220 automatic feedback suppressor features a U.S.-made DSP digital processing chip and 68 fully automatic scanning notch filters. It powers on directly into anti-howling mode, with dual-input/dual-output design, independent channel volume control, and XLR + 6.35mm (1/4") dual interfaces — ideal for conference rooms, KTVs, and home theaters.
The Harmonai FBX4.4 uses U.S.-made DSP chips and dual processors (136 total filter points) for fully automatic feedback scanning and suppression. Its 4-in/4-out design supports both XLR and 6.35mm (1/4") connectors, and activates anti-feedback mode instantly at power-on — no manual setup required.
The Harmonai FBX2.2 automatic feedback suppressor uses U.S.-made DSP chips and dual processors with 68 filter points for fully automatic feedback scanning. With one-button activation, 2-in/2-out design, and optional XLR or 6.35mm (1/4") connectors, it delivers high-fidelity audio while eliminating microphone howl in meeting rooms, KTVs, multi-function halls, and more.
The Harmonai GP-800 is a professional preamp effects processor designed for KTV rooms, multi-function halls, and small stages. It features four independent microphone inputs (2 front + 2 rear), built-in Bluetooth 3.0, optical input, and USB flash drive MP3 playback, plus PC-LINK debugging and RS-232 control.
The Harmonai GP-5000 is a professional karaoke preamp processor featuring a 24-bit data bus and 32-bit DSP chip, six independent channel outputs, four microphone feedback suppression modes, and 16 user-storable presets — ideal for KTV rooms, live stages, and professional audio systems.
The GPY-900 is a professional karaoke preamp effect processor featuring an ADI 56-bit DSP chip, 5.1-channel output, and 192 kHz high-resolution sampling. It includes a 2.0-inch TFT color display, 8 built-in customizable effect modes, Bluetooth 5.1, optical/coaxial inputs, USB drive playback, feedback suppression, and noise gating for KTV, home theater, and pro audio use.
The Harmonai X5 is a professional karaoke preamp effect processor featuring a 24-bit data bus and 32-bit DSP chip, with 7-band parametric EQ for music, 15-band parametric EQ for microphones, 4 feedback suppression modes, 16 programmable presets, and full-featured PC control—ideal for KTV rooms, live stages, and home theaters.
The Harmonai X5 Karaoke Preamp Processor (Premium Edition) is a professional-grade digital audio pre-processing device featuring >80dB SNR, ±12dB gain adjustment on the Music channel, and 64mV microphone input sensitivity. Powered by standard AC 220V 50Hz and housed in a compact 19-inch rack-mount chassis (483 mm wide), it’s ideal for KTV rooms, home entertainment, and professional recording.
The Harmonai REV-100 is a professional-grade DSP digital effects processor with 99 built-in presets—including reverb, delay, chorus, and flanger—optimized for karaoke, live stage performance, and HI-room audio systems. Featuring 16-bit high-precision AD/DA conversion, 80dB dynamic range, and THD <0.1%, it delivers pristine audio fidelity.
The Harmonai FX12 is a professional karaoke preamp with dual-mode reverb processing, 6-band parametric EQ, and 5 MIC inputs (2 front + 3 rear). It supports Bluetooth, optical, and USB audio inputs, features a 1U ultra-slim aluminum chassis, SNR ≥90dB, and THD ≤0.03% — optimized for KTV, HI rooms, and home theaters.