Retevis EHK012 Two Way Radio Headset with Mic, Noise Reduction, Head Volume Adjust, for RT22 RT21 RT68 H777, Compatible with Baofeng BF-888S F8HP AR-5RM/Pxton PX-777S, Walkie Talkie Headphone(2 Pack)

Excellent noise reduction; the noise reduction headsets has better noise reduction effect in a noisy environment; it can not only keep your call clearer but protects your hearing from noise interference ^^ Comfortable to wear; soft and comfortable noise-reduction sponge earmuffs is suitable for long wear; headbands adjustable for comfortable wearing ^^ Adjustable volume; the maximum sound threshold of the headset is currently 82db; 2 way radio noise reduction headset has an adjustable volume button; which can adjust the appropriate volume of sound to suit different occasions; you can also apply it to campus calls ^^ Strong and stretchable wire; strong coiled wire visible to the naked eye effectively increases the life of earphones; unstretched length of wire is 3.81IN /116CM and stretched length is 9.19IN /280CM ^^ K head 2 pin; for Retevis RT22 RT21 H-777 RT68 RT22S H777S RB29 RT86 RT86S RA79 RT68B and more; compatible with Baofeng UV-5R BF-F8HP BF 5RM two way radios; compatible with Kenwood walkie talkies amd more