Experience Untethered, Uninterrupted Gameplay With Microsoft’s New SideWinder X8 MouseFirst wireless SideWinder mouse features Microsoft BlueTrack Technology for the best speeds and feeds available.REDMOND, Wash.  Sept. 10, 2008  Microsoft Corp. today unleashed the SideWinder X8 Mouse, offering wireless freedom with wired performance with a 2.4GHz wireless connection that is built for lag-free play. The latest SideWinder mouse features an innovative play-and-charge system to ensure a nonstop gaming