SENA 20S universal dual kit bluetooth phone MP3 GPS for motorcycle helmet Ref. 20S-dual The 20S is a state-of-the-art motorcycle and powersports Bluetooth communication system. The unit provides a sleek and aerodynamic design that offers a versatile jog dial that maximizes the ease of use for riders. The 20S features several industry first for the motorcycle Bluetooth communication headset market. One industry first is the introduction of Bluetooth 4.0 technology with dual Bluetooth communication modules, to create one of the most advanced Bluetooth headsets in the market. The new Bluetooth technology increases the performance and reliability of the headset while also allowing for increased high definition audio quality. The advanced Audio Multitasking™ allows for a seamless blend of incoming and outgoing audio to create a mixed audio experience versus the traditional interruption based audio technology of other Bluetooth devices. With the 20S, users can call handsfree with their Bluetooth mobile phones, listen to stereo music or voice instructions of GPS navigation by Bluetooth wirelessly, and have intercom conversations in full duplex with a passenger or other riders. The Sena Smartphone App is available for users to download on both iPhone and Android smartphones to allow users to adjust the settings of their 20S. Technical Characteristics : - Bluetooth 4.0 - Dual Bluetooth module communication system - Audio Multitasking™ - Multi-way intercom up to 8 connections - Group Intercom™ - Bluetooth intercom up to 2.0 kilometers (1.2 miles)* - Smartphone App for iPhone and Android - Universal Intercom™ - Advanced Noise Control™ - Intuitive voice prompts and voice commands - HD quality crystal clear and natural sound - Bluetooth Audio Recording™ - Versatile functions using motion sensor technology - All-in-one helmet clamp kit - Water resistant for use in inclement weather - Built-in FM radio tuner with a station scan and save function - Bluetooth pairing for dual mobile phones - Bluetooth handsfree for Bluetooth mobile phones - Bluetooth stereo headset for Bluetooth audio devices such as MP3 players - Bluetooth stereo headset for Bluetooth GPS navigations - Firmware upgradeable the 20S-dual includes the following items for 2 helmets: - 2 headset main unit - 2 universal helmet clamp - 2 wired boom microphone - 2 wired microphone - 2 USB Power & Data Cable - 2 cigarette charger - 2 2.5 to 3.5mm audio cable - Glued surface mounting adapter - 4 rubber pads - 4 speaker pads - 4 velcro pads for speakers - 2 velcro pad for boom microphone - 2 velcro pad for wired microphone - Allen wrench NOTA: to use the intercom functionnality, 2 helmets should be each equipped with a complete sena kit