SMH5 / SMH5-FM Bluetooth® headsets and intercom
 The SMH5 offers two-way intercom functionality that keeps you connected to your travel companion for conversations and music sharing through the crystal clear Bluetooth® stereo headset The SMH5-FM adds a built-in FM tuner that provides clear FM radio reception. SMH5 Intercom up to 400 meters / 430 yards, SMH5-FM Intercom up to 700 meters / 760 yards The Jog Dial and large button create an intuitive user interface that allows you to cycle through all device functions Bluetooth 3.0 technology provides GPS instructions and offers the ability to listen and share music when paired with an MP3 player or smartphone Crisp natural sound that gets an automatic boost in noisy environments, while Advanced Noise Control ™ technology reduces background noise for input and output audio. Bluetooth music has play, pause, track forward and track backward functions, and each audio source has its own adjustable volume level Even if your companions don't have Sena equipment, they use the Universal Intercom™ protocol, which allows your equipment works with them, regardless of the brand You have up to seven hours of talk time and six days of stand-by with a a single charge of 2.5 hours