Aoer D Shape Earpiece Headset PTT for Motorola Talkabout Cobra Two Way Radio Walkie Talkie 1pin 1 pin D Shape Earpiece Earphone Headset PTT(Push To Talk) with built-in line mic microphone for Motorola Talkabout COBRA Two Way Radio Walkie Talkie Security Door Supervisor 1pin Clip this hands free earpiece onto your shirt and begin using your radio device to communicate discretely and easily, whether you're in security, retail, or hospitality. Ideal for demanding covert security applications where sound clarity and earpiece durability are of paramount importance. Provides excellent durability, reliability and performance in low-profile environment. Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments.