1,Luxury High Quality Description: Thank you for choosing the R6, Motorcycle 6 Rider Large Group 1200M full-duplex stereo Bluetooth wireless helmet headsets, designed for installation into most open-face, flip-front and full-face style helmets. With the R6, you can call hands-free on your Bluetooth mobile phone, listen to stereo music or voice instructions of GPS navigations by Bluetooth wirelessly, and have intercom conversations in full duplex with a passenger or multi-pair up to 6 Riders in a large group and talk between any 2 of them in a range of 1200M (3,280 feet) distance. The R6 is compliant with the Bluetooth Specification v2.1 supporting the following profiles: Headset Profile, Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP). Please check with the manufacturers of other devices to determine their compatibility with this headset. Superior audio fidelity has been achieved with our wide-fidelity, non-ported and ultra-slim helmet speakers. This headset also provides the industry's best combination of wind and ambient noise reduction with the miniature boom microphone. Main unit is powered by a rechargeable Lithium Ion/Polymer power cell providing 8-12 hours of use from a full charge. Features: Full Duplex Wirless Bluetooth Handsfree Intercom Communication Up to Pair 6 Riders & Talk Between Any 2 of Them 1,200M (3,280 Feet) Intercom Range A2DP Bluetooth for Wireless Music & Audio GPS Direction High-End Supreme Sound With Advanced Noise Cancellation Technology Auto Receiving Cellphone Calls & Intercom Calls 3.5mm Line-In For External Audio Device Waterproof Design, Handles All Weather Conditions Plug Earphone & Microphone In Helmet - Fits Into The Ear Well Of All Standard Helmet Up to 120km/h Speed Up to 8 Hours Talk Time, 150 Hours Standby Time Package include: 2 x LX-R6 Main Unit 2 x Slim 5mm Hi-Fi Stereo Speaker 2 x Boom & Velcro Microphone for both full-face and open-face style helmet 2 x Mounting Bracket & Clamp 2 x USB Cable 1 x User Manual