Noise Reduction Walkie Talkie Headset with Boom Mic, 2 Pin Overhead Headset, Compatible with Retevis RT22 RT21 H-777 RT68 RT19 Baofeng UV-5R Radio, 2 Way Radio Headset 

1. A remote microphone with push to talk button you can clip anywhere.

2. Sponge earpad earpiece fits snugly in your ears, which keeps your conversation private.

3. Headset microphone can be placed on your mouth, which makes conversation more convenient and simple.

4. Applications: Relevant personnel: police, military, bouncer, and businessman; Related sites: nightclubs, bars, paintball, security, restaurants, hotels, airports, casinos, manufacturing plants, conventions, concerts, warehouses, and noisy environments.

5. 2-pin standard diameter: Ear 3.5mm stereo (top pin). Mic 2.5mm stereo (bottom pin).

6. Space of two-pin: 11mm.

7. Color: Black.