Android 4.3 Jelly Bean (API level 18) caracteristicas(features)

• Bluetooth Low Energy support.
• Bluetooth Audio/Video Remote Control Profile (AVRCP) 1.3 support
• OpenGL ES 3.0 support, allowing for improved game graphics
• Restricted access mode for new user profiles
• Filesystem write performance improvement by running fstrim command while device is idle
• Dial pad auto-complete in the Phone app
•  Improvements to Photo Sphere
•  Reworked camera UI, previously introduced on Google Play edition phones
• Added fine-grained application permissions controls (hidden by default)
•  4K resolution support
•  Many security enhancements, performance enhancements, and bug fixes
•  System-level support for geofencing and Wi-Fi scanning APIs
• Background Wi-Fi location still runs even when Wi-Fi is turned off
• Developer logging and analyzing enhancements
• Added support for five more languages
• Improved digital rights management (DRM) APIs
• Hebrew and Arabic right-to-left (RTL) support
• Clock in the status bar disappears if clock is selected as lockscreen widget