
Harmonai FBX4.4 Automatic Feedback Suppressor — Dual DSP, 136 Filter Points, One-Touch Feedback Prevention
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.


















