The Xbox One S5V00007 Chat Headset from Microsoft heightens your Xbox LIVE online gaming experience, allowing you to cooperate with teammates, have friendly banter with opponents, or just chat with friends while playing your favorite games. Its lightweight, over-the-head design enables comfortable use and it conveniently plugs into the proprietary port located on the bottom of the Xbox One controller. You can also wear the headset with the mono earpiece on either the left ear or the right ear. No batteries required. The headset can also be used with the Skype app on Xbox Live.