Nokia Lumia 1520 16GB Unlocked GSM 4G LTE Quad-Core Windows Smartphone w/ 20MP Camera - Black (No Warranty) Processor: 2.2 GHz / Quad Core / Qualcomm Snapdragon 800 Memory: Internal: 16 GB / RAM: 2 GB / Slot type: microSD Expandable Up To 64 Display: 6.0" / LCD / Resolution: 1920 x 1080 pixels / 368 ppi Camera: 20 Megapixels / PureView, Auto Focus ZEISS optics with Optical Image Stabilization / Flash: Dual LED / Video: 1080p full HD / Front: 1.2 Mpixels System: Windows Phone 8