The Karbonn A21 has a 4.5-inch TFT display with a 480x800 pixel resolution. It is powered by a 1.2GHz dual-core CPU, along with 512MB of RAM. It runs on Android 4.0 ICS. It has 4GB built-in storage that can be expanded up to 32GB via a microSD card.
Digit caters to the largest community of tech buyers, users and enthusiasts in India. The all new Digit in continues the legacy of Thinkdigit.com as one of the largest portals in India committed to technology users and buyers. Digit is also one of the most trusted names when it comes to technology reviews and buying advice and is home to the Digit Test Lab, India's most proficient center for testing and reviewing technology products.
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