Karbonn launches A100 having convenience of Touch n Type Now you can enjoy convenience of Touch and Fun of type with Karbonn A100. Enjoy experience like never before having a Touch screen with all your favourite app are a touch away and convenience of type to easily type emails, chats, etc. Karbonn presents A100 with Android's Latest Version OS 4.2 Jelly Bean : Android 4.2, Jelly Bean, is the fastest and smoothest version of Android yet. Jelly Bean improves on the simplicity and beauty of Android 4.0, and introduces a new Google search experience on Android.