Samsung Galaxy Tab4 7.0 3G T231 Operating System: Android v4.4.2 (KitKat); Custom UI: TouchWiz UX; SIM Slot(s): Single SIM, GSM; SIM Size: SIM1: Micro; Network: 3G: Available, 2G: Available; Dimensions: 186.9 (H) x 107.9 (W) x 9.0 (T) mm; Weight: 276 grams; Colours...