Samsung S5780 Wave 578 Specification: General 2G Network GSM 850 / 900 / 1800 / 1900 3G Network HSDPA 900 / 2100 Announced 2011, February Status Coming soon. Exp. release 2011, May Size Dimensions 107.9 x 54.9 x 12.5 mm Weight 99.8 g Display Type TFT capacitive touchscreen, 256K colors