What goods will you get? 1* Tactical Headset,2*Multifunction ARC Rail Adapterwith install fittings ,1*U94 type headset PTT | What are the functions of this series of tactical headphones? This Version not Only has Communication Function, but also this headset has electronic active noise reduction and sound pickup technology,( sound collection function / soundproof function / hearing protection function), Runs on 2 AAA Batteries (not included) with waterproof battery cap. | Humanized Design,Conversion of two application modes,The ACR rail adapter is compatible with the full range tactical FAST helmets, ACH helmets, MICH helmets with OPS Core ARC rail on the sides，The design of the Head hoop , It can also be worn alone on the head | Very valuable combination:Equipped with The Multifunction ARC rail adapter,With a full 360-degree rotative design, the ear cups can be rotated to fold to the side or back of thetactical helmet. With U94 type headset PTT,Fit standard version plug Adapter Mobile 2 Pin 7.0mm Plug , fits for Kenwood 2 pin radio.theTactical headset has the NATO standard 7MM plug, It should work work perfectly. | Detachable microphone Free to Install,Fit Right or Left Side,very convenient.Deep Ear Cup Provide Clear Voice and Comfortable Support. soft ear cushions for all-day comfort. | Application Scenarios:Ideal for tactical games, airsoft sports, shooting games, or anyone who needs to communicate in a noisy setting. Come with ken u94 ptt 2 pin, airsofters can comunicated with teammates fluently when connected with radio.