Designed for gamers, the black Sound BlasterX Kratos S3 2.1 Gaming Speaker System from Creative Labs features a pair of 2.75" satellites and a 5.25" subwoofer with port-tube design. The full-range satellites are optimized and designed with greater volume capacity to produce clear and detailed mid-range audio. You can connect the speaker system to other media players via analog cable. You can also plug in any analog headset into the right satellite for a hassle-free experience. The speaker system features a Sound BlasterX Acoustic Engine Lite software for an enhanced gaming experience.