Enjoy seamless music without missing a single beat with the Sennheiser RS 170 headphones. These Sennheiser wireless headphones function adequately up to 260 feet and produce clear sounds with amazing detail. Featuring the dynamic transducer systems, with powerful neodymium magnets, these Sennheiser digital headphones deliver crispy, clear and detailed audio output. The Sennheiser RS 170 comes with a multi-purpose transmitter that charges the headphones and also functions as a docking place. The leatherette ear pads and adjustable headband of these Sennheiser wireless headphones offer terrific comfort, especially for long duration usage. With a multi-receiver transmission, these Sennheiser digital headphones allow you to pair four headphones at a time; also the dynamic bass and surround sound listening modes enhance your audio experience.