Compatibility disclaimer This is an international, 100% factory Unlocked model and compatible to GSM networks. It can be used with any GSM network around the world that matches the bands supported by the phone. Please check with your mobile carrier to make sure the phone bands is compatible with your network provider of your choice. Its IPS Retina Display is 9.7-inch in size (diagonally) screen resolution of 2048 x 1536 pixels at 264ppi pixel density. Comes with 64-bit processor Apple new A7 chip comes with built-in Wi-Fi support. Its dual antennas/MIMO technology allow quicker network connectivity as compared to previous iPads. Bluetooth 4.0 technology is also available and makes pairing with other Bluetooth enabled devices very easy. Operates on the new iOS 7.0 operating system which comes with advanced support for multitasking, Control Center and Air Drop. The iPad Air is equipped with a 5MP iSight rear camera in addition to the rear camera, a front facing 1.2MP, and a 32.4Wh Li-Po battery with up to 10h operation time.