Apple iPhone 6 Plus 16 GB Unlocked, Space Gray 5.5-inch (diagonal) LED-backlit widescreen Multi-Touch display with IPS technology 8-megapixel iSight camera with Optical Image Stabilization A8 chip with 64-bit architecture. M8 motion coprocessor 1080p HD video recording (30 fps or 60 fps) Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20 and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.