Professional Tactique Military Police FBI Bodyguard Forehead/Throat Mic Microphone Large Armpit PTT Covert Acoustic Tube Earpiece Headset with Finger PTT for Motorola GP328Plus GP344 GP388 GP688 Two Way Radio Security Door Supervisor Professional Tactique Military Police FBI Bodyguard Forehead/Throat Mic Microphone Large Armpit PTT Acoustic Tube Covert Earpiece Earphone Headset Finger PTT(Push To Talk) for Multi-Pin Motorola GP328Plus GP344 GP388 GP688 Two Way Radio Security Door Supervisor. Specifically designed for demanding tasks in paintball / airsoft setting. It is also widely used in discreet communications. Since the microphone transmits directly from your throat, it is not sensitive to the background noise. This is exceptionally ideal for usage in high ambient environment such as driving, riding motorcycles and bicycles. Large Armpit PTT with extra Finger PTT. With the best-quality transparent acoustic tube that could hardly be detected by people around you, this is also ideal for surveillance purposes and security at airports, casinos, crowd control at conventions and concerts, and other working environment requiring discreet communications. Compatible with two way radios walkie talkie that required Motorola Multi-Pin plug. Including GP Series: GP328+, GP328Plus, GP338XLS, GP340+, GP340plus, GP344, GP344R, GP366R, GP388, GP388R, GP628+, GP628Plus, GP644, GP688, EX Series: EX500, EX560, EX560XLS, EX600, EX600XLS, PRO Series: Pro5150 Elite, PRO 5151 Elite, PRO7150 Elite, PTX Series: PTX700 Plus, PTX760 Plus, GL Series: GL200, GL2000