The Sennheiser RS175-u are wireless Over Ear headphones. They are designed for use on home entertainment systems. They offer a Bass boost and surround sound listening modes, which allows you to experience your home entertainment system like you never have before.They feature an accurate and clear signal transmission as you move around from room to room. They are also extremely easy to set up, with the main controls being located on the headphones. They are also comfortable to be used for long periods.