The AT&T Tilt is one of the most powerful Windows Mobile devices on the market, with tri-band UMTS/HSDPA support (850/1900/2100MHz) and a 400MHz processor for an all-around speedy experience. The AT&T Tilt also features quad-band support for GSM/EDGE, and Bluetooth 2.0 with A2DP support for stereo headsets.The AT&T Tilt isn't just for business, though. This handset is also a multimedia powerhouse, with a 3.0 megapixel camera with autofocus, a microSD card slot with support for capacities up to 32GB, and WiFi. The AT&T Tilt is the first AT&T device to ship with Microsoft's newest OS, Windows Mobile 6, pre-installed.