Submersible (1m 31min, IP67) Behind-the-head (field convertible to over-the-head) Military-style ANR, Quad-mic^TM Active Listening 6-speaker Headset w/ LEDs. Field switchable booms & downleads for left/right shooters. For Vertex Radios: VX-820/VX-920

Quad-mic^TM System Patent Pending 61051517, LEDs Patent Pending 61042821

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