Operating system: Android 4.4

format: SIM1: 4G TD LTE B41 (2600) 4G FDD LTE B3 (1800), 3G CDMA 800MHz 2G CMDA 800MHz; SIM2: 2G GSM 900/1800 / 1900MHz

Display: 5.7-inch

Resolution: 2560 x 1440

Lens: 3.7 million pixels front / rear 16 million pixel

Communication: 4G / 3G / 2G

expansion: 128GB

Weight: 175g

size: 153.5 x 78.6 x 8.5 mm