4x Hands Free Headset for Retevis H-777 RT-5R RT-B6 Radio Devices
Retevis H-777 / RT-5R / RT-B6 Radio Devices. Retevis H-777 / RT-5R / RT-B6. Hands Free Headset. 2-Pin Hands Free Headset with Push-to-talk Microphone;. It has a remote microphone with push to talk button you can clip almost anywhere.