Designed specifically for motorcycles, the SMH5 series provides two-way Bluetooth® intercom functionality that keeps you connected to your riding companion for conversations and music sharing. The Jog Dial and large button on the SMH5 make for an intuitive user interface that’s easy to control while riding. Pushing the button lets you cycle through all device functions. Ride safer with less fuss. Features: Bluetooth 5.1Compatible with the latest Bluetooth 5.1 platform. 2-Way IntercomConnect to another headset for rider-to-rider conversations. Universal Intercom™Communicate with Bluetooth headsets not powered by Sena. Music SharingShare your music with one other rider during intercom conversations. Bluetooth Stereo MusicStream stereo music to your headset via Bluetooth. Advanced Noise Control™Reduces the effects of ambient noise during intercom conversations. Voice PromptsProvides spoken audio cues from the headset. Audio BoostIncreases the maximum volume level for improved clarity. Versatile Jog DialGlove-friendly controls for volume adjustments and more. Can Be Used While ChargingOperates seamlessly even while being charged. Specifications Dimensions: Headset: 69.9 mm x 45.0 mm x 30.6 mm (2.8 in x 1.8 in x 1.2 in) Clamp Unit: 49.2 mm x 38.9 mm x 22.1 mm (1.9 in x 1.5 in x 0.9 in) Weight: Headset: 40 g (1.41 oz) Clamp Unit: 38 g (1.34 oz) Operating Temperature: -10 °C to 55 °C (14 °F to 131 °F) Bluetooth Headset Profile (HSP) Hands-Free Profile (HFP) Advanced Audio Distribution Profile (A2DP) Audio Video Remote Control Profile (AVRCP) Bluetooth 5.1 Intercome Working Distance: Up to 400 m (430 yds) in open terrain Supports: Up to 2 riders Audio Advanced Noise Control™ Wind Noise Reduction Built-in SBC Codec Wide Volume Control Sample Rate: 48 kHz (DAC) Battery Talk Time: 7 hours Stand-by Time: 7 days Charging Time: 2.5 hours Type: Lithium Polymer Certificates CE, FCC, IC