Karbonn KT21 Express
Please find below the detailed specs for the Karbonn KT21 Express. If you would like to leave a review for the Karbonn KT21 Express, please do so by leaving a rating out of five.
| NETWORK | Technology | No cellular connectivity |
| 2G bands | GSM – SIM 1 & SIM 2 | |
| GPRS | Yes | |
| EDGE | Yes | |
| LAUNCH | Announced | 2012 |
| Status | Available | |
| BODY | Dimensions | – |
| Weight | – | |
| SIM | Dual SIM (Mini-SIM) | |
| DISPLAY | Type | TFT capacitive touchscreen |
| Size | 2.8 inches | |
| Resolution | – | |
| MEMORY | Card slot | microSD, up to 32 GB |
| Phonebook | 2000 entries | |
| Call records | Yes | |
| CAMERA | Primary | 3.15 MP, 2048 x 1536 pixels, LED flash |
| Video | Yes | |
| Secondary | No | |
| SOUND | Alert types | Vibration, Polyphonic(64), MP3 ringtones |
| Loudspeaker | Yes | |
| 3.5mm jack | Yes | |
| COMMS | WLAN | No |
| Bluetooth | Yes | |
| GPS | No | |
| Radio | FM radio, FM recording | |
| USB | Yes | |
| FEATURES | Sensors | Proximity |
| Messaging | SMS, MMS, Email | |
| Browser | Yes | |
| Games | Yes | |
| Java | Yes | |
| – Audio/video player | ||
| – Photo viewer | ||
| – Organizer | ||
| BATTERY | Li-Ion 1000 mAh battery | |
| Stand-by | ||
| Talk time | ||
| MISC | Colors | Black |
Please note, the above specs for the Karbonn KT21 Express are not guaranteed to be 100% accurate.