Note: Sena products are not eligible for discounts or coupons.The SMH10 is a Bluetooth v3.0+EDR Class 1 Stereo Headset with long-range Bluetooth Intercom designed specifically for motorcycles. With the SMH10, you can call hands-free on your Bluetooth mobile phone, listen to stereo music or voice instructions of GPS navigations by Bluetooth wirelessly, and have intercom conversations in full duplex with a passenger or other motorcycle riders. Thanks to the latest Bluetooth v3.0+EDR and the advanced digital processing technology, the SMH10 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 SMH10 a perfect companion for motorcycles.FEATURES Audio Booster Individual Volume Control Versatile Jog Dial Use while charging Upgradable firmware Talk time: 12 hours Standby time: 10 days Working Distance (Intercom): up to 900 meters (980 yards) in open terrain 4-way conference intercom Bluetooth v3.0+EDR Advanced Noise Control: Improved wind and engine noise reduction Sidetone: Now you can hear yourself talk similar to a Goldwing or Harley Davidson intercom Built-in SBC Codec Voice prompts Conference phone call with intercom participant Noise cancellation Wind noise reduction Wide volume control Sample rate: 48kHz (DAC) Auxiliary audio-in connection via 3.5mm jack Charging time: 2.5 hours Lithium polymer battery Note: Unless you purchase one of the Bell 9 / Qualifier specific units, your unit will require a clamp kit (12-210723) to work on Bell Qualifier helmet.