4-Channel Select Flush-Mount Headset Station (4.5" X 4.5") Mounts in Console or Standard 2-Gang Electrical Box
HB-704 is a selectable four intercom channel wall or console-mounted headset station. Microprocessor-controlled logic and switching with momentary/latching talk button. Visual call signaling.
Optional 4-wire and TW daughter boards.
Headset Microphone Input
Input Type : Dynamic
Input Impedance: >= 1K
Mic Limiter Threshold: -2dBu