• Multi-Usage: Expansion Activities, Tactical Games, Film and Television Props, Team Activities, Cosplay and Other Outdoor Sports. ***PLEASE NOTE: This headset's rail mounts only suitable on Fast type helmets with side rails.
• Use Headset by Hang On the Helmet // Detachable microphone Free to Install // fits 19~21mm helmet side rail
• No need to install battery, battery Slot and Buttons is For Decoration (Useless).
• New Design Ear Cup Provide Clear Voice and Comfortable Support.
• Please Note: This Version Only has Communication Function, No Noise Reduction Function // This Product Cannot be Used Alone and Needs To be Used with PTT.