MultiPin G Shape Earpiece Headset PTT/VOX for Motorola GP328 GP340 GP360 GP380 GP640 GP680 GP1280 Two Way Radio MultiPin G Shape Earpiece Earphone Headset PTT(Push To Talk) VOX with built-in line mic microphone for Motorola GP328 GP340 GP360 GP380 GP640 GP680 GP1280 Radio Security Door Supervisor. 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. The earbud fits snugly in the ear with easy and keeps your conversations private Provides excellent durability, reliability and performance in low-profile environment. Ideal for demanding covert security applications where sound clarity and earpiece durability are of paramount importance.