G Shape Police Earpiece Headset with Microphone for Yaesu Vertex Radio VX-6R 7R 6E 7E 120 127 170 177 1 pin G Shape Earpiece Earphone Headset PTT(Push To Talk) with built-in line mic microphone for Yaesu Vertex Radio VX-6R 7R 6E 7E 120 127 170 177 Radio Security Door Supervisor 3.5mm. 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. Compatible with two way radios walkie talkie that required Yeasu Vertex 1 pin 3.5mm plug, threded 4 condoctors. Including VX-6E, VX-6R, VX-7E, VX-7R, VX-120, VX-127, VX-170, VX-177.