Asus Zenfone 6 A600CG 16GB Smart Phone OS: Android; Smart Phone OS ver.: v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat); Shape: Bar; SIM: Dual SIM (Micro-SIM), Dual Standby; Processor Speed: Intel Atom Z2560 1.6 Ghz with Hyper Thread Technology; Internal Storage: 16GB; ...