Wireless carrier Unlocked Brand Samsung Form factor Smartphone Memory storage capacity 8 GB Operating system Android 4.2 Colour White Cellular technology 3G, 2G SIM card slot count Dual SIM Screen size 5.8 Inches GSM 850 / 900 / 1800 / 1900 (SIM 1 & SIM 2), 3G: HSDPA 850 / 900 / 1900 / 2100 5.8" Multi-Touchscreen w/ TouchWiz UI Android OS, v4.2.2 (Jelly Bean); Dual-core 1.4 GHz Processor 8 Megapixel Camera (2264 x 2448 pixels) + Front-Facing 1.9 Megapixel Camera 8 GB storage, 1.5 GB RAM + microSD Slot Expandable up to 64GB