Inputs & Outputs
2 line inputs + 1 RTA microphone input / 6 line outputs, XLR balanced connectors
Professional audio, microphones and system integration

The Harmonai DBX260 is a professional-grade 2-in/6-out digital speaker processor, integrating core audio processing functions including feedback suppression, equalization, compression, crossover, and limiting. It features a 24-bit patented Type IV A/D conversion circuit, delivering over 110dB system dynamic range and a frequency response of 20Hz–20kHz (±0.5dB), enabling comprehensive and precise signal processing for professional sound systems.
Whether for live sound reinforcement, fixed installation, or mobile touring, the DBX260 equips audio engineers with powerful tools — from 2×12 fast-tracking notch filters for precise feedback elimination, to a dual 28-band graphic equalizer for fine-tuned tonal shaping, and Auto-EQ automatic room equalization compensation for one-touch optimization — every feature is meticulously engineered.
2 line inputs + 1 RTA microphone input / 6 line outputs, XLR balanced connectors
24-bit Type IV patented conversion, 48kHz sampling rate, 123dB dynamic range
20Hz – 20kHz, ±0.5dB
0.002% (+4dBu, 1kHz, 0dB input gain)
<−110dB (typically −120dB)
10ms per channel, up to 60ms total
2×12 fast-tracking notch filters
Dual 28-band graphic equalizer + stereo parametric equalizer
25 factory presets + 25 user-customizable memory slots
Selectable configurations: 2×3 / 2×4 / 2×5 / 2×6
The DBX260 is suited for diverse scenarios in professional audio engineering: speaker crossover and protection in live sound reinforcement systems; acoustic tuning of fixed-installation systems in conference rooms and multi-purpose venues; audio optimization for karaoke and entertainment venues; and signal management in recording studios and broadcast facilities. Its built-in pink noise generator and RTA real-time spectrum analysis enable faster, more accurate on-site commissioning.
Explore more Harmonai professional audio equipment, or contact us for DBX260 technical support and system integration guidance.