Dual Com buttons and downleads support simultaneous communications with two radios at once - NATO standard TP-120 / U-174 / U-93 / Helicopter socket on headset end, Dual Universal Hirose 6-pin connectors on opposite end - Standard NATO-US wiring - IP67 water resistant - alligator clip for attaching to clothing or MOLLE webbing - Pair with our Hirose radio adapters to connect to your radio, use the same PTT with multiple radios simply by changing out adapters - Please contact us if you are unsure of what connector you need!