SPM-1700 Series Skull Microphone Headset. Attaches to Hardhats. Microphone presses down on top of head, large speaker hangs over one ear. Kit includes Round (Hockey Puck)Tactical PTT switch. Finger-Tip PTT and Junction Box UPGRADE Available for extra charge ($35 MSRP).
Very popular Vertex Standard radios with 1-pin and 2 retaining screws including: VX-130 series, VX-160, VX-180, VX-210, VX-230, VX-231, VX-350, VX-351, VX-354, VX-400, VX-410, VX-414, VX-417, VX-420, VX-424, VX-427, VX-424A LTR, VX-427A LTR, VX-450, VX-451, VX-454, VX-459, EVX-530 (eVerge Digital), EVX-531, EVX-534, EVX-539.
