BlackBerry Classic Q20 SQC100-2 16GB Unlocked GSM 4G LTE Keyboard Smartphone - Black (Certified Refurbished) 2G: GSM 850 / 900 / 1800 / 1900, 3G: HSDPA 800 / 850 / 900 / 1900 / 2100, 4G: LTE 700 / 800 / 850 / 1700 / 1800 / 1900 / 2100 / 2600 (Bands , 2, 3, 4, 5, 7, 17, 20) Classic Physical QWERTY keyboard, Optical trackpad and 3.5-inch Touchscreen BlackBerry 10.3.1 OS (upgradable) 8 Megapixel Camera (3264 x 2448 pixels) w/ Autofocus & LED Flash + Front-Facing 2 Megapixel Camera Dual-Core 1.5 GHz Krait Processor, Chipset: Qualcomm MSM896 Snapdragon, Adreno 225 Graphics