BLU Studio 5.0 C HD D535u 8GB Unlocked GSM Dual-SIM Quad-Core Phone - Black 2G: GSM 850 / 900 / 1800 / 1900 (SIM 1 & SIM 2), 3G: 850 / 1700 / 1900, 4G: HSPA+ 850 / 1700 / 1900 5.0" HD Capacitive Touchscreen Android v4.4.2 (KitKat), Quad Core 1.3 GHz Processor, Chipset: Arm Mali-400 GPU 8 Megapixel Camera (3264 x 2448 pixels) w/ Autofocus & LED Flash + Front-Facing 2 Megapixel Camera + Video Internal Memory: 8GB, 1 GB RAM + microSD Slot Expandable up to 32GB