The SMH5-FM is a Bluetooth 3.0 stereo headset with Bluetooth intercom and built-in FM tuner designed specifically for motorcycles. With the SMH5-FM, you can call handsfree on your Bluetooth mobile phone, listen to stereo music or voice instructions of GPS navigations by Bluetooth wirelessly, and have two-way intercom conversations in full duplex with a passenger or other motorcycle riders.Thanks to the latest Bluetooth 3.0 and the advanced digital signal processing technology, the SMH5-FM offers the best sound quality for both incoming and outgoing sound in its class. Also, the easy-to-access and intuitive button operations make the SMH5-FM a perfect companion for motorcycles. Features: Bluetooth 3.0 Bluetooth intercom up to 400 meters Built-in FM radio tuner with station scan and save function Multi-Pair intercom - 4 Persons Universal Intercom™ Music sharing Bluetooth pairing for dual mobile phones Voice prompts Bluetooth stereo headset for Bluetooth audio devices such as MP3 players Bluetooth music playback control by AVRCP Easy operation by versatile Jog Dial (Patent acquired) Sufficient sound level with integrated audio booster Bluetooth handsfree for Bluetooth mobile phones Bluetooth headset or stereo headset for Bluetooth GPS navigations Speed dialing Sidetone Water resistant for use in inclement weather Crystal clear and natural sound quality Advanced Noise Control™ Up to 7 hours talk time, 6 days stand-by time Can be used while charging on road trips Individual volume control for each audio source Firmware upgradeable Contains: SMH5-FM headset main unit Helmet clamp Helmet speaker Attachable strap microphone wired microphone USB charging and data cable (Micro USB) Velcro closure for attaching the speakers Velcro closure for attaching the wired microphone Velcro closure for underwired microphone microphone sponges self-adhesive fastening pads Velcro clusure for bracket Speaker pads Allen wrench