IFeng D Shape Multi Pin Earpiece Headset for Two Way Radio Walkie Talkie Motorola GP328 HT750 MTX900 MTX960 PRO7350 D shape earphone kit provides excellent durability, reliability and performance. The hidden microphone is located in the centre of PTT switch. Push-to-talk/Microphone clips to your lapel or collar. Great for anyone that finds the ear buds on covert acoustic tube earpieces irritating to wear. A coiled wire leaves the radio and goes to a large push to talk and microphone which is designed to perform well in the loudest atmospheres. Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses and noisy environments.