1. motorcycle headset for smooth communication, clear intercom, two-person intercom/ noise reduction/6 level waterproof/Bluetooth 5.0.2. Suitable for a variety of helmet shapes, easy installation, suitable for a variety of helmet types on the market. Full , Wild Helmet, Half Uncovered, Face Helmet, Retro Helmet3. Whisper in the ear, clear intercom, U frequency band has the characteristics of relatively stable transmission, wide frequency band, clear voice, convenient mobile communication, and strong anti-interference ability. It is widely used in radio communication.4. Level 6 waterproof is not afraid of challenges, carefully designed waterproof technology, not afraid of wind and rain, PX6 protective treatment, , not afraid of challenges.5. Pressure button, anti-misoperation, physical pressure button design, to that the blind operation with gloves can be clearly perceived and accurately operated during ridingcolour: blackMaterial: ABSsize: 26x50x103mmPackage Contents:3*earphone3*fixed seat3* Integrated full helmet microphone speaker3*charging cableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.