It is very slim sleek and sturdy phone which is 2.3ghz chipset and has 20 megapixel camera with pureview technology. captures best images in low light. its has 6 inches 1920x1080 IPS LCD, Clear Black display with excellent outdoor readability. With 4 built-in microphones, The Lumia 1520 captures distortion-free, immersive video with crystal clear audio. And thanks to Rich Recording with Surround Sound, you’ll play back your favorite videos in improved HD-quality sound. Welcome to the better way to record smartphone video. it has inbuilt 32GB and expandable upto 128. RAM 2GB and whooping battery of 3400mah, andy yes it is 4g enabled phone. it is one hell of a beast produced by nokia.