Nokia Lumia 928 32GB Unlocked GSM 4G LTE Windows 8 Smartphone - White 2G: GSM 850 / 900 / 1800 / 1900 + CDMA 800 / 1900, 3G: HSDPA 850 / 900 / 1900 / 2100 + CDMA2000 1xEV-DO, 4G: LTE 700 / 800 / 900 / 1700 (AWS) / 1800 / 2100 / 2600 (Bands 1, 3, 4 , 7, 8, 13, 20) 4.5-inch AMOLED Multi-Touchscreen w/ PureMotion HD+ ClearBlack Display and Protective Corning Gorilla Glass 2 Microsoft Windows Phone 8 (upgradeable to v8.1), Dual-Core 1.5 GHz Krait Processor, Chipset: Qualcomm MSM896 Snapdragon, Adreno 225 Graphics 8 Megapixel Camera (3264 x 2448 pixels) w/ Carl Zeiss Optics, PureView technology, Optical image Stabilization (OIS) a& Xenon Flash + Front-Facing 1.3 Megapixel Camera Internal Memory: 32GB, 1GB RAM (memory not expandable)