Retevis Two Way Radios Earpiece with Mic Big PTT 2 Pin 2 Way Radio Acoustic Tube Headset Microphone for Baofeng UV-5R Retevis H-777 RT22 RT21 Walkie Talkies (5 Pack)

* Superior sound quality; with built-in line microphone; super voice sensitive detection make you talk successfully even in low voice * No-nonsense hands free private communications; covert air acoustic transparent and durable tube provides clearly transmit voice in extreme noise situations; with push to talk button; you needn’t lift radios for smooth talks * Strong wire with suitable length; suitable length won't bother you with clutter; strong wires give you a long time to use * Stainless steel clip; you'll clip it to your collar or anywhere for convenient usage; ideal for some surveillance purposes and security at airports; casinos; crowd control at conventions etc * Compatible with Retevis H-777 RT21 RT22 RT-5R RT17 RT18 RT19 RT27 Baofeng UV-5R series BF-F8HP BF-888S Arcshell AR-5 Kenwood two way radio and more