SteelSeries&nbsp;9H Headset - Fnatic Team Edition Next-generation SteelSeries-proprietary speaker drivers with neodymium magnets deliver rich sound and low frequency power Dolby Headphone and Dolby Pro Logic IIx surround sound technologies for up to a virtual 7.1-channel immersive audio experience (when used with included SteelSeries sound card) Double-enclosure, closed design for outstanding isolation from outside noise Fully retractable unidirectional microphone for crystal clarity, hides away completely when not in use Advanced audio customization including 10-band EQ, mic volume control, mic background noise rejection, auto mic gain, custom sidetone (when used with included SteelSeries sound card) Memory-foam ear cushions and headband for long wearing comfort Double-braided fabric, ultra-flexible cable with ends for PC, Mac, PS4, mobile devices, and In-line volume and mic mute controls Premium aluminum accents for a luxurious appearance and feel