Other specs of this device include:
5 MP back camera
1.3 MP front camera
4.5 Inch capacitive screen
External Memory: Upto 32 GB
Internal Memory: 4 GB
Sales Package: Handset, Charger, Battery, warranty card, headset
RAM is being reported to be 1 GB by many websites, I would want anyone having the device to confirm that.
1800 mAH battery
5 HRs. talktime, 200 HRs. standby
Dual SIM, Dual standby
Rooting Guide (thanks jgsolo27):
Video Reviews by iGyaan:
Unboxing of Karbonn A21
Scrrenshots revealing the specs are attached below. Thanks Gagan330
xda member Eklovya had offered to compile cwm from sources. If you are rooted, pm him.
I shall keep this thread updated. Let your feedback and questions about the device pour below.