Karbonn K21 mobile was launched in December 2011. The phone comes with a 2.20-inch display offering a resolution of 176x220 pixels. Karbonn K21 is powered by an one-core processor. The Karbonn K21 runs Proprietary and is powered by a 1000mAh removable battery.
As far as the cameras are concerned, the Karbonn K21 on the rear packs 1.3-megapixel camera.
Karbonn K21 is based on Proprietary, and supports storage expansion via microSD card (up to 8GB). The Karbonn K21 is a dual-SIM (GSM and GSM) mobile that accepts Regular and Regular cards. The Karbonn K21 measures 111.50 x 47.30 x 14.30mm (height x width x thickness) and weighs 80.00 grams. It was launched in Coffee and Grey colours.
Connectivity options on the Karbonn K21 include FM radio.
As of 22nd December 2024, Karbonn K21 price in India starts at Rs. 2,385.
Alternate names | K21 Radio jockey |
Brand | Karbonn |
Model | K21 |
Price in India | ₹2,385 |
Release date | December 2011 |
Form factor | Bar |
Dimensions (mm) | 111.50 x 47.30 x 14.30 |
Weight (g) | 80.00 |
Battery capacity (mAh) | 1000 |
Removable battery | Yes |
Colours | Coffee, Grey |
Screen size (inches) | 2.20 |
Touchscreen | No |
Resolution | 176x220 pixels |
Processor | one-core |
Processor make | |
Expandable storage | Yes |
Expandable storage type | microSD |
Expandable storage up to (GB) | 8 |
Rear camera | 1.3-megapixel |
Rear flash | No |
Front camera | No |
Operating system | Proprietary |
Wi-Fi | No |
GPS | No |
Bluetooth | Yes |
NFC | No |
Infrared | No |
USB OTG | No |
FM | Yes |
Number of SIMs | 2 |
Wi-Fi Direct | No |
Mobile High-Definition Link (MHL) | No |
SIM 1 | |
SIM Type | Regular |
GSM/CDMA | GSM |
3G | No |
4G/ LTE | No |
Supports 4G in India (Band 40) | No |
SIM 2 | |
SIM Type | Regular |
GSM/CDMA | GSM |
3G | No |
4G/ LTE | No |
Supports 4G in India (Band 40) | No |
Compass/ Magnetometer | No |
Proximity sensor | No |
Accelerometer | No |
Ambient light sensor | No |
Gyroscope | No |
Barometer | No |
Temperature sensor | No |