BuildOSiOS 9, upgradable to iOS 9.3.3 & planned upgrade to iOS 10  Dimensions158.1 x 77.8 x 7.1 mm  Weight192 g  SIMNano-SIM  ColorsSpace Gray, Silver, Gold, Rose Gold  Frequency2G BandGSM 850 / 900 / 1800 / 1900  3G BandHSDPA 850 / 900 / 1700 / 1900 / 2100  4G BandLTE band 1(2100), 2(1900), 3(1800), 4(1700/21..