GSM Unlocked Phones are ONLY compatible with GSM carriers like AT&T and T-Mobile as well as other GSM networks around the world. They WILL NOT WORK with CDMA carriers like Sprint and Verizon (Search for "Fully Unlocked iPhones" for CDMA compatible iPhones).
1.3GHz dual-core Apple A7 (64-bit ARMv8) processor
8-megapixel primary camera on the rear and a 1.2-megapixel front shooter for selfies.
4.0-inch touchscreen display with a resolution of 640 pixels by 1136 pixels at a PPI of 326 pixels per inch.