RIM BlackBerry Curve 8310, T-Mobile - Unlocked (Black) at GSM only - No Contract Required 2G GSM: 850 / 900 / 1800 / 1900 QWERTY keyboard, Trackball navigation, Blackberry Maps, Document viewer (Word, Excel, PowerPoint, PDF), Media player (MP4/WMV/H.263/H.264/MP3/WAV/eAAC+/WMA), Organizer. Camera: 2 MP, 1600x1200 pixels, LED flash. Internal Memory: 64 MB ROM, MicroSD expandable (4 GB max). Unlocked , Ready To Activate, No Contract Required