Samsung Galaxy Note 4 N910H 32GB Factory Unlocked GSM Octa-Core Smartphone w/ 16MP Camera - Charcoal Black (Certified Refurbished) 5.7-inch Super AMOLED Capacitive Touchscreen, 1440 x 2560 pixel resolution (~515ppi pixel density) w/ Protective Corning Gorilla Glass 4 Android OS 16 Megapixel Camera (3456 x 4608 pixels) w/ Optical Image Stabilization, Autofocus, LED Flash, f/2.2, 1.12 pixel size, Samsung S5K2P2 Sensor Model, Geo-tagging, Panorama, HDR, Touch Focus, Face Detection + Front-Facing 3.7 Megapixel Camera with f/1.9 aperture, 1.32 pixel size, Image Res: 2272 x 1696 pixels Internal Memory: 32GB, 3GB RAM - microSD Slot Expandable up to 128GB WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot; Bluetooth: v4.1, A2DP, EDR, LE; USB: microUSB v2.0 (MHL 3 TV-out), USB Host, USB On-the-go; GPS: Yes with A-GPS, GLONASS, Beidou