Sena SMH10R Bluetooth Headset The SMH10R is a Bluetooth 3.0 stereo headset with long-range Bluetooth intercom designed specifically for sportbike riders who prefer smaller form factor for maximizing their riding performance, yet maintaining rich features of Bluetooth intercom. With the SMH10R, you can call handsfree on your Bluetooth mobile phone, listen to stereo music or voice instructions of GPS navigation by Bluetooth wirelessly, and have intercom conversations in full duplex with other riders. Thanks to the latest Bluetooth and the advanced digital signal processing technology inherited from the SMH10, the SMH10R offers the best sound quality for both incoming and outgoing sound in its class. Also, its super thin and compact form factor contribute higher performance for sports bike riding and it makes the SMH10R a perfect companion of sports bike riders. Features Bluetooth 3.0 Bluetooth intercom up to 900 meters (980 yards) in open terrain Ultra slim feather light Four-way conference intercom Conference phone call with intercom participant Multipoint for mobile phone+GPS Voice prompts Bluetooth stereo headset for Bluetooth audio devices such as MP3 players Bluetooth music playback control by AVRCP Play, pause, track forward and track back Sufficient sound level with integrated audio booster Bluetooth handsfree for Bluetooth mobile phones Bluetooth headset or stereo headset for Bluetooth GPS navigation Water resistant for use in inclement weather Crystal clear and natural sound quality Can be used while charging on road trip Individual volume control for each audio source Firmware upgradeable Peace of mind - thanks to the two-year warranty General Specifications Talk time 8 hours Stand-by time 7 days Intercom working distance up to 900 meters (980 yards) in open terrain Operating temperature -10C 55C (14F 131F) Dimensions 70.7 mm x 36.6 mm x 15.5 mm (2.8 in x 1.4 in x 0.6 in) Charging time 2.5 hours Type Lithium polymer battery Audio Specifications Built-in SBC Codec Noise cancellation Wind noise reduction Wide volume control Sample rate 48kHz (DAC) Bluetooth Specifications Profiles Headset Profile, Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio Video Remote Control Profile (AVRCP) Bluetooth 3.0 CE, FCC and IC Certificates Includes Headset Main Unit Speakers Attachable Boom Microphone Wired Microphone Replaceable Battery Pack Battery Charger Adapter USB Power Data Cable Cigarette Charger Users Guide