Awen+&reg; 2 Pin PTT Mic Covert Acoustic Tube In-ear Air Acoustic Earpiece Headset for Walkie Talkie BaoFeng UV-5R GT-3 UV-82 BF-F8HP UV-5RE BF-F9 V2+ Kenwood PX-888K PX-328 HYT Almost All with a two pin plug, former pin diameter of 3.5 mm and 2.5 mm in diameter after pin, double pin from 8 mm within, 11 mm center distance of 2 pin The transparent tube connecting the ear bud makes you look like a secret service agent or a body guard and protects your health from radio electromagnetic wave radiation The earpiece fits snugly in your ear easily which keeps your conversations private Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments Notice: If your radio model is not listed above, please email us your model number before purchasing, we will help you to find the right one which is suitable for you