BlackBerry 9800 Torch Unlocked Phone with 5 MP Camera, Full QWERTY Keyboard, 4 GB Internal Storage, and Slider Card Slot Up to 32GB - International Version with No Warranty (Black) 2G: GSM 850 / 900 / 1800 / 1900, 3G: HSDPA 850 / 1900 / 2100 3.2-inch Multi-Touchscreen + Slide-out QWERTY Keyboard BlackBerry OS 6.0, 624 MHz Processor 5 Megapixel Camera (2592 x 1944 pixels) w/ Autofocus & LED Flash + Video Internal Memory: 4GB storage, 512 MB RAM, 512 MB ROM, microSD Slot Expandable up to 32GB Unlocked cell phones are compatible with GSM carriers such as AT&T and T-Mobile, but are not compatible with CDMA carriers such as Verizon and Sprint.