Android 4.2 takes the speed and simplicity of Jelly Bean to a different level – a completely new camera experience that’s beyond smart, a new form of typing that helps you power through your messages, and much more to enhance your device.
4.2 JB is totally customizable for different users on same device . That is 2 different people with different feels can make their device as they like it.
Daydream lets your Android device display useful and delightful information when idle or docked. Show off your photos , get the latest news from Google Currents, and much more.
Google Now brings you the information you need, when and where you need it, before you even ask. Google Now tells you today's weather before you start your day, or when the next train will arrive as you’re standing on the platform. With the latest version, you can see popular photo spots nearby, track packages easily, get information about upcoming movies..
Up, down and all around you, it’s like no camera you’ve ever seen. With Android 4.2, snap pictures in every direction that come together into incredible, immersive photo spheres that put you right inside the scene. View your photo spheres right on your phone.