BLU Studio One Plus S0130UU Unlocked GSM Dual-SIM Octa-Core Phone - Silver (Certified Refurbished) 5.5-inch IPS LCD Capacitive Touchscreen, 1080 x 1920 pixel resolution (~401ppi pixel density) Android OS 13 Megapixel Camera with f/2.0 Aperature, Auto-Focus, LED Flash, 1/3" Sensor Size, Geo-tagging, Touch Focus, Face/Smile Detection, Panorama, HDR + 5 Megapixel Front Camera; Video Capture: 1080p @ 30fps Internal Memory: 16GB, 2GB RAM - microSD up to 64GB WLAN: Yes; Bluetooth: v4.0; GPS: Yes, with A-GPS; Radio: FM radio; USB: microUSB v2.0