Professional heavy duty tactical binaural bone conduction headset that allows the operator to send and receive radio transmissions through facial bones. Dual bone conduction temple speakers to send and receive, leaving your ears free to allow 360 degrees of situational awareness. Boom Mic is best for high noise because of its noise cancelling and directional features. It features a large robust push-to-talk that is easy to operate. Bone conduction mic can be used with an SCBA or Gas Mask. Used by SWAT, HAZMAT, and gang units. Headset only, PTT and Down Lead sold separately.