Samsung Galaxy S IV duos GSM frequencies: 850 900 1800 1900; Standard UMTS: 850 900 1900 2100; Standard LTE: no; Type: Touch; Dimensions (W x H x D): 136.60 x 69.80 x 7.90 mm; Weight: 131.00 g; Main display: Color / Super AMOLED16M colors1080 x 1920 px (5.00") 4...