Tactical headset; excellent for airsoft sports; hunting activities; shooting games; utv game; racing games; tactical games or for people who need to talk in a noisy environment | Effectively reduce noise; when there is a lot of external noise such as sudden gunshots or explosions, the noise reduction function will be automatically turned on to effectively reduce environmental noise | Automatic sound pickup; with left and right two pickup microphones; will not completely isolate external sound; effectively amplify ambient sound when there is no external noise or the noise is relatively small | Foldable headset; when you don't need to use the headset; it could be folded up to save space; which makes headset easy to carry | K head 2 pin; compatible with most 2 pin walkie-talkie; compatible with Retevis RT22 RT21 RT68 H-777 RT22S H-777S RB85 NR10; compatible with Baofeng BF-F8HP UV-5R UV-82HP UV-82; compatible with Kenwood walkie talkies; compatible with pxton two way radios