Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 for External PTT, Headband (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 for External PTT, Headband (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 for External PTT, Helmet Attached. (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 for External PTT, Helmet Attached. (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 for External PTT, Neckband (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 with Built-In PTT, Headband (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 with Built-In PTT, Headband (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 with Built-In PTT, Helmet attach (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 with Built-In PTT, Helmet attach (Cable must be ordered separately.) More info Buy Heavyduty Headsets 3M™ PELTOR™ Headset CH-3 FLX2 with Built-In PTT, Neckband (Cable must be ordered separately.) More info Buy