External sound card delivers enhanced performance when paired with a gaming headset and EPOS Gaming Suite (each sold separately) EPOS-engineered audio provides 7.1 surround sound with the EPOS gaming suite for clarity and accuracy Plug and play design makes it easy to get set up in seconds Integrated hardware delivers finger-tip control of the game volume, sound profiles, and modes LED ring around the volume dial lights up blue for 2.0 mode and red for 7.1 sound mode Compact footprint offers a minimalist design with a sleek, contemporary look