| Secret codes Celkon A20 |
| Hard reset Celkon A20 |
| Root Celkon A20 |
| Unlock Celkon A20 |
| Firmware Celkon A20 |
| Developer Mode Celkon A20 |
| Bypass Lock Screen Celkon A20 |
| Remove a Google account Celkon A20 |
| Celkon A20 Factory Reset |
| Screenshot Celkon A20 |
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OS: Android 4.2.0 (Jelly Bean) CPU: Dual-core 1.2 GHz Display: 4" inc Camera: 3.15 MP,
Single |
| Hardware and OS Celkon A20 | |
| Operating system: | Android 4.2.0 (Jelly Bean) |
| Processor: | Dual-core 1.2 GHz |
| Internal memory: | 256 MB, 512 MB RAM |
| External memory: | microSD, up to 32 GB (dedicated slot) |
| Display Celkon A20 | |
| Type: | TFT |
| Size: | 4" inc |
| Resolution: | 480 x 800 px |
| Touchscreen: | capacitive touchscreen |
| Display area: | 45.5 cm2 |
| Display aspect ratio: | 5:3 (height:width) |
| Pixel Density: | 233 PPI |
| Connectivity Celkon A20 | |
| 2G Network: | GSM 900 / 1800 - SIM 1 & SIM 2 |
| Wi-Fi: | Wi-Fi 802.11 b/g/n |
| Network: | GSM / HSPA |
| SIM card: | Dual SIM (Mini-SIM) |
| Bluetooth: | Yes |
| Edge: | Class 12 |
| GPRS: | Class 12 |
| GPS: | No |
| Speed: | Yes, 384 kbps |
| USB: | microUSB 2.0 |
| Camera Celkon A20 | |
| Main camera: | 3.15 MP, Single |
| Specs: | 3.15 MP |
| Video: | Yes |
| Selfie camera: | 0.3 MP, Single |
| Specs: | VGA |
| Multimedia Celkon A20 | |
| 3.5 mm Jack: | Yes |
| Design Celkon A20 | |
| Colors: | Black |
| Battery Celkon A20 | |
| Battery capacity: | 1500 mAh, Li-Ion |
| Other Celkon A20 | |
| SAR: | SAR EU - 0.88 W/kg (head), 0.60 W/kg (body) |
| Release date: | 2013, August |
| Sensors: | Proximity, gyro |
 | Kyqamj-Ccw | March 20, 2024 |
| Compact size, affordable price, long battery life, basic functions, durable design, easy to use, good for calls and texts. | ||
| Reply | ||
| Zudeva | May 05, 2024 |
| Limited internal memory and RAM, outdated operating system, low camera quality. | ||
| Reply | ||
| Xlp-Vchuga | May 08, 2024 |
| Low specs, outdated OS, limited features. | ||
| Reply | ||
