FHS Behind-The-Head Fire Safety Industrial Headset is designed by Rugged Radios to work universally with almost any fire intercom. The design emphasizes comfort and versatility. Dual 5-pin quick-disconnect allows the cord to hang from the preferred side during use, providing easy serviceability. Configurations include no buttons, PTT (Push To Talk) button on the ear dome, and Mic On/Off button on the ear dome. Enhanced features such as DNC microphone, Clear Hear speakers, and specialized technology improve audio quality and durability. Notable details include a comfortable Behind-The-Head design, noise cancelling hybrid EM56 microphone, large detent volume control, and a carbon fiber style finish. Compatible cables include coil cord CC-1/4 for David Clark, Avcomm, and Sigtronics headsets, and CC-FIRECOM for Rugged and Firecom headsets.