Kata i4 - 5-inch IPS Super HD Octa Core 1.7GHz MTK6592 Unlocked Smartphone Android 4.4 (KitKat) 2GB RAM 3G WiFi 32GB Memory 16MP Back Camera 8MP Front Camera (Black) GSM Quadband 850/900/1800/1900, 3G 850/1900/2100, Android 4.4 (KitKat) 5" Super HD Display: FHD (720 x 1280) with 1.7 GHz Octa-Core Processor 16MP Camera with LED Flash with HD recording , 8MP Front Camera for Video Calling and instant self portraits 32GB ROM, 2GB RAM Free 35GB Cloud Backup Powered by KATA Cloud Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.