Karbonn A12 mobile was launched in February 2013. The phone comes with a 4.50-inch touchscreen display offering a resolution of 480x854 pixels. Karbonn A12 is powered by a 1GHz one-core processor. It comes with 512MB of RAM. The Karbonn A12 runs Android 4 and is powered by a 1800mAh removable battery.
As far as the cameras are concerned, the Karbonn A12 on the rear packs 5-megapixel camera. It sports a 0.3-megapixel camera on the front for selfies.
Karbonn A12 is based on Android 4 and packs 4GB of inbuilt storage that can be expanded via microSD card (up to 32GB). The Karbonn A12 is a dual-SIM (GSM and GSM) mobile that accepts Regular and Regular cards. The Karbonn A12 measures 135.00 x 66.00 x 11.00mm (height x width x thickness) and weighs 164.00 grams.
Connectivity options on the Karbonn A12 include Wi-Fi, GPS, FM radio, and 3G.
As of 5th December 2025, Karbonn A12 price in India starts at Rs. 5,687.
| Brand | Karbonn |
| Model | A12 |
| Price in India | ₹5,687 |
| Release date | February 2013 |
| Dimensions (mm) | 135.00 x 66.00 x 11.00 |
| Weight (g) | 164.00 |
| Battery capacity (mAh) | 1800 |
| Removable battery | Yes |
| Screen size (inches) | 4.50 |
| Touchscreen | Yes |
| Resolution | 480x854 pixels |
| Processor | 1GHz one-core |
| Processor make | |
| RAM | 512MB |
| Internal storage | 4GB |
| Expandable storage | Yes |
| Expandable storage type | microSD |
| Expandable storage up to (GB) | 32 |
| Rear camera | 5-megapixel |
| Rear flash | LED |
| Front camera | 0.3-megapixel |
| Operating system | Android 4 |
| Wi-Fi | Yes |
| GPS | Yes |
| Bluetooth | Yes |
| NFC | No |
| Infrared | No |
| USB OTG | No |
| Headphones | 3.5mm |
| 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 | Yes |
| 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 |