C SERIES SPEAKER MIC
Earmark, Inc.: Speaker mic allows connection to Earmark SACTM or throat mic (for in-mask situations), or a wide variety of headphones to send messages through SCBA mask or over radio. Big Red Button PTT switch has 24-inch cord to place under haz-mat suit, on SCBA strap, or at belt. Cord secured by threaded Mini-UHF connector on top of ESM. (888) EARMARK.