Multi-pin Clear Acoustic Tube Covert Bodyguard FBI Earpiece Earphone Headset PTT(Push To Talk) with mic for Motorola HT1250,HT750,HT1550,MTX850,MTX950 2-way Radio walkie talkie Security Door Supervisor. Open Ear Insert Earmolds are designed for use on two-way radio acoustic tube type surveillance earpieces. Single Wire Surveillance kit with Quick-Disconnect Acoustic Tube,Kevlar Reinforced PU cable,High Strength & Durability Surveillance headset ,Mic in big PTT button,1 Acoustic Coil Tube,1 spare medium earbud included. Excellent for use in FBI,Bodyguard,police,military,nightclubs,bars,paintball,security,restaurants,hotels,bouncer,warehouses, and noisy environments.