Key features of Android Latest Version - Jelly Bean Android 4.2.2

Key features of Android Latest Version - Jelly Bean Android 4.2.2

The latest version of the Android platform is now Jelly Bean Android 4.2.2, released on 11th Feb of 2013.
It focuses on speed and graphics smoothness while enabling new applications like Google Beam, Google Now and a better camera app.


Here i am only briefing about the key features extra added to this Jelly Bean Android version.
Allow toggling Wi-Fi and Bluetooth state in Quick Settings using long-press
Shows the percentage and estimated time remaining in the active download notifications
Wireless charging and low battery sounds changed
Gallery app updated for faster loading with new image transition
Performance enhancements and bug fixes (Bluetooth A2DP audio streaming fix...)
Secure USB debugging (allow debugging to authenticated computers only