HTC One M9 32GB Factory Unlocked GSM 4G LTE Octa-Core Android Smartphone w/ 20.7MP Camera - Silver/Rose Gold 2G: GSM 850 / 900 / 1800 / 1900, 3G: HSDPA 850 / 900 / 1900 / 2100, 4G: LTE 700 / 800 / 850 / 900 / 1800 / 2100 / 2300 / 2500 / 2600 (Bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41) 5.0-inch Super LCD3 Multi-Touchscreen w/ Protective Corning Gorilla Glass 4 and HTC Sense UI 7.0 Android v5.0 (Lollipop), Quad-Core 1.5 GHz Cortex-A53 + Quad-Core 2 GHz Cortex-A57 Processor, Chipset: Qualcomm MSM8994 Snapdragon 81, Adreno 430 Graphics 20.7 Megapixel Camera (5376 x 3752 pixels) w/ Dual-LED Flash + Front-Facing 4 Megapixel Camera Internal Memory: 32GB, 3GB RAM + microSD Slot Expandable up to 128GB