up for sale is  Clear Chat Comfort  USB  Logitech  Noice canceling Microphone Rotating, flexible microphone boom. In-line volume/mute control.Adjustable, padded headband; plush ear pads. Adjustable headband features swivel-mounted, leatherette ear cushions  for hours of comfort. It is easy to clean, too.. USB powered.works with Skype Yahoo Windows Live