The RS 170 offers premium sound due to digital, uncompressed audio transmission. This wireless technology allows five people listening to the same source without decreasing sound quality. “Dynamic Bass” and “Surround Sound” create a broad, three-dimensional spectrum of sound. The novel form of the earpieces refers in geometry and ergonomics to the human ear. Because of their asymmetry and the mat black surfaces, the two earpieces are like jewels in the hand. All controls can be intuitively operated at the right earpiece. The transmitter is both, docking station and stylish storage.