Samsung has revealed the SGH-i780 on the final day of CES. This Windows Mobile-powered device is packed with features with a full QWERTY keyboard and touchscreen. It supports triband GSM/GPRS/EDGE at 900/1800/1900 MHz and single-band UMTS/HSDPA at 2100MHz. The connectivity side passes the test with WiFi of 802.11b/g and Bluetooth 2.0+EDR. The long-rumored GPS is indeed included, which is fast becoming a standard on high-end smartphones. Another interesting feature is an optical mouse, although no details are available on its utility. The 2.55-inch touchscreen display boasts a resolution of 320×320 pixels.There is no info on price or availability yet.