Sennheiser's "Eargonomic Acoustic Refinement" technology delivers ultimate sonic accuracy and clarity by carrying signals straight into your ears. Closed back, circumaural earcups supply seclusion from environmental noises so you can concentrate on the video game. Full size, ear cups fitted with ultra-comfortable velour ear pads are perfect for long gaming sessions. Pro quality, boom installed microphone offers crystal clear discussions and automatically mutes when the boom is raised. 2 year parts and labor warranty The Sennheiser PC 350 Scandal sheet updates and improves what is lauded as the performance standard for professional players, the PC 350. This Scandal sheet variation includes new materials and fetures to improve performance of this professional quality headset. New developed metal ear cup covers improve sound quality and boost noise separating capability. The new braided cable television improves flexibility and durability. The Scandal sheet now includes a volume control located on the best earcup for sound level adjustment. Additonally, the headset now includes a mic muting feature. Just raise the boom to mute the noise-canceling mic. The PC 350 Scandal sheet's sound quality is best in class, providing you a competitive benefit. Using Sennheiser Ergonomic Ear Refinement (E.A.R.) technology, the stereo imaging is unparalled. The frequency action has been optimized for binaural understanding, enhancing your ability to detect where a sound is originating from. Localization is so precise, you feel like you remain in the video game. The PC 350 Scandal sheet's mix of technology, includes performance puts you in control of the video game!