BLU Studio 5.0 C HD Smartphone - Unlocked - Blue 5.0inch HD Display (720x1280): 8MP Autofocus Camera with LED Flash, and 2MP front camera, HD Video HD recording (1080p) MediaTek Quad-core1.3GHz , Android 4.4 Kit Kat 8GB Internal memory with 1GB RAM with Micro SD Slot up to 32GB 4G HSPA + 42Mbps 850/1700/1900: Nationwide AT&T: Cricket Wireless, Straight Talk, Net10, H20 Wireless, 420 Wireless, Black Wireless, Consumer Cellular, Pure Talk USA, Red Pocket, Telcel America. T-Mobile: , Lyca, Speed talk, Go Smart, Simple Mobile, Net10, Straight Talk, Pure Talk USA Solavei, Ultra Mobile, Telcel America, Walmart Family Mobile. 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, Pure Talk USA and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin. 8 GB Storage Capacity (Estimated Free Space 6 GB) 5.0inch HD Display (720x1280): 8MP Autofocus Camera with LED Flash, and 2MP front camera, HD Video HD recording (1080p) 1.3GHz Quad-core, Android 4.4 Kit Kat 8GB Internal memory with 1GB RAM with Micro SD Slot up to 32GB 4G HSPA + 42Mbps 850/1700/1900: Nationwide AT&T: Cricket Wireless, Straight Talk, Net10, H20 Wireless, 420 Wireless, Black Wireless, Consumer Cellular, Pure , Red Pocket, Telcel America. T-Mobile: , Lyca, Speed talk, Go Smart, Simple Mobile, Net10, Straight Talk, Solavei, Ultra Mobile, Telcel America, Walmart Family Mobile. 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.