The KarbonnA21 Device was Launched in the year December 2012 by the Karbonn. The Karbonn A21has a Touchscreen with Screen Size of 4.50. It has the dimensions(mm) of . This Device is powered by a 1.2GHz one-core & runs a memory of 512MB. The Karbonn A21 runs on Operation system of Android 4 is have a ample amount of Battery capacity of 1800mAh which come as No.
The Karbonn A21 running OS Android 4 and has a Built-in Storage of 4GB which can or Cannot be Expanded Yes Using microSD. As for the Main Camera it has a powerful lens supported by in the front cam for selfies or Snapchat whatever you want to use it for.
The A21 Supports connectivity via, GPS , Bluetooth. The Sensors Includes.