The model Sony Ericsson XPERIA X1 is based on Windows Mobile and features the new XPERIA panel interface which is a new vision of the interactive level that a touch screen device must provide. The phone boasts a large 3” VGA display and underneath it a full QWERTY keyboard. The handset supports 3G and Wi-Fi networks and GPS. Other characteristics include a large 400MB storage, memory card slot and 3.15 MP camera.