Dual camera: 3MP+5MP. Dual SIM Card: 2G 3G (GSM: 850/900/1800/1900MHz; WCDMA: 2100/850MHz), you can use it as a cell phone. Support Wi-Fi, you can also use it as a tablet. 2G and 3G network Works with T-mobile, built-in Wi-Fi: checking your email, read an eBook, and Skype with your friends, just so easy. Built-in Bluetooth allows easily pairing with speakers, keyboard, and other Bluetooth-enabled devices. 10.1 inch Android OS, MTK6592 Quad Core. IPS screen and a 1280*960 screen resolution allow for an amazing visual experience whether you are watching movies, web surfing, playing games or mulling over spreadsheets . With 2GB Ram+32GB Rom, support Micro SD card up to 32GB, you can download all your favorite apps seamlessly. Enjoy millions of movies, songs, apps and games from Play Store some of which have been pre-installed in your tablet. If tablet works slow - click button setting-- backup&rest-- factory data reset, tablet will come to factory reset and update to newest android system.