The SMH5 provides two-way intercom functionality that keeps you connected to your riding companion for conversations and music sharing through the crystal-clear Bluetooth® stereo headset, The SMH5-FM adds an integrated FM tuner, delivering crystal-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 make for an intuitive user interface that lets you cycle through all device functions, Bluetooth 3.0 technology delivers GPS directions and provides the capability to listen to and share music when paired with a MP3 player or smartphone, Crystal-clear natural sound that gets an automatic boost in noisy environments, while Advanced Noise Control™ technology cuts down on background noise for both incoming and outgoing audio, The Bluetooth music playback control features play, pause, track forward, and track back functions, and each audio source has its own adjustable volume level, Even if your companions don't have Sena gear, these use the Universal Intercom™ protocol, which allows your gear to work with their gear, regardless of brand, You get up to seven hours of talk time and six days of stand-by on a single 2.5 hr charge
