Karbonn A21
Released 2012
Android 4.0
512 MB RAM
4.5"
480x800 pixels
512 MB RAM
1800 mAh
Li-Ion
| Technology | GSM / HSPA |
| 2G bands | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands | HSDPA 2100 |
| Speed | HSPA 7.2/0.384 Mbps |
| Announced | 2012 |
| Status | Discontinued |
| Dimensions | - |
| Weight | - |
| SIM | Dual SIM (Mini-SIM) |
| Type | Li-Ion 1800 mAh, removable |
| Size | 4.5 inches, 57.6 cm2 |
| Resolution | 480 x 800 pixels, 5:3 ratio (~207 ppi density) |
| OS | Android 4.0 (Ice Cream Sandwich) |
| CPU | Dual-core 1.2 GHz |
| Card slot | microSDHC (dedicated slot) |
| Internal | 4GB 512MB RAM |
| Single | 1.3 MP |
| Features | LED flash |
| Video | |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| WLAN | Wi-Fi 802.11 b/g/n |
| Bluetooth | 2.1, A2DP |
| GPS | Yes, with A-GPS |
| NFC | No |
| Radio | No |
| USB | microUSB 2.0 |
| Sensors | Accelerometer, proximity |
| Stand-by | Up to 200 h |
| Talk time | Up to 5 h |
| Colors | Pearl White |
| SAR EU | 0.44 W/kg (head) |
| Price | About 130 EUR |
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