This is the Turtle Beach EarForce X11 Gaming Headset for Xbox 360 and Mac/Windows model TBS-2155. This stereo sound headset combines high-quality stereo game audio with Xbox Live chat, eliminating the hassle of a mono communicator and external speakers. An in-line amplifier and separate connectors for mic and line signals also make this headset great for PC gaming. Large, deep-cushioned ear cups and a lightweight design let you wear the headset comfortably during the longest of play sessions. Say goodbye to annoying sounds usually picked up by chat mics, and experience the freedom of a lightweight design and easy-to-use in-line volume control.