TCI PTT for Radio Walkie Talkie Headset,K Head Headset Push to Talk PTT,TCI Round Waterproof PTT for Two-way Radio Walkie Talkie Fit for Motorola,for Kenwood: Amazon.co.uk: Electronics & Photo
Tactical Radio Connector Cable Headset: Peltor, TCI, TEA, Civilian Hel – Comm Gear Supply
Tactical Radio Adapter/PTT for Headset: US/Civilian Wiring, Peltor, TC – Comm Gear Supply