LEXIN&Acirc; Waterproof 1200 Meters Range 2x Interphone Bluetooth 2 Way Motorcycle Helmet Multi Intercom Headset 6 Riders and get a mount for free The LX-R6 is a full-duplex stereo Bluetooth wireless headset designed for installation into most open face, convertible flip-front, and full face motorcycle helmets. These headsets are suitable for large groups of up to 6 riders with 1000 Meter range. With the LX-R6 and a Bluetooth enabled mobile phone, you can call hands-free, listen to stereo music, and get voice instructions for GPS navigation wirelessly. With multiple LX-R6 units, you can have intercom conversations in full duplex with a single passenger or with up to 5 other riders in a group, and talk between any 2 riders at a time, within a 1000 Meter (3,280 feet, over  mile) range. The LX-R6 complies with the Bluetooth v2.1 specification, and supports the following profiles: Headset Profile, Hands-Free Profile (HFP), and 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-range, non-ported, ultra-slim helmet speakers. This headset also provides the industry's best combination of wind and ambient noise reduction with the miniature boom microphone. The main unit is powered by a rechargeable Lithium Ion/Polymer power cell providing 8-12 hours of use from a full charge.