| Secret codes Celkon A40 |
| Hard reset Celkon A40 |
| Root Celkon A40 |
| Unlock Celkon A40 |
| Firmware Celkon A40 |
| Developer Mode Celkon A40 |
| Bypass Lock Screen Celkon A40 |
| Remove a Google account Celkon A40 |
| Celkon A40 Factory Reset |
| Screenshot Celkon A40 |
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OS: Android 4.2.2 (Jelly Bean) CPU: Dual-core 1.3 GHz Display: 4" inc Camera: 5 MP,
Single |
| Hardware and OS Celkon A40 | |
| Operating system: | Android 4.2.2 (Jelly Bean) |
| Processor: | Dual-core 1.3 GHz |
| Internal memory: | 4 GB, 512 MB RAM |
| External memory: | microSD, up to 32 GB (dedicated slot) |
| Display Celkon A40 | |
| Type: | TFT |
| Size: | 4" inc |
| Resolution: | 480 x 800 px |
| Touchscreen: | touchscreen |
| Screen-to-Body Ratio: | 56.4% |
| Display area: | 45.5 cm2 |
| Display aspect ratio: | 5:3 (height:width) |
| Pixel Density: | 233 PPI |
| Connectivity Celkon A40 | |
| Wi-Fi: | Wi-Fi 802.11 b/g/n, hotspot |
| Network: | GSM |
| SIM card: | Dual SIM |
| Bluetooth: | 2.0 |
| Edge: | Yes |
| GPRS: | Yes |
| GPS: | Yes |
| USB: | microUSB 2.0 |
| Camera Celkon A40 | |
| Main camera: | 5 MP, Single |
| Specs: | 5 MP |
| Video: | Yes |
| Selfie camera: | 0.3 MP, Single |
| Specs: | VGA |
| Multimedia Celkon A40 | |
| 3.5 mm Jack: | Yes |
| Radio: | FM radio |
| Design Celkon A40 | |
| Colors: | White, Yellow, Blue |
| Dimensions: | 126.2 x 64 x 10.8 mm |
| Weight: | 126.5 g |
| Battery Celkon A40 | |
| Battery capacity: | 1500 mAh, Li-Ion |
| Other Celkon A40 | |
| Release date: | 2014, January |
| Sensors: | Accelerometer, proximity |
 | Vasadg | March 24, 2024 |
| Affordable, simple to use, long battery life, durable, compact size, basic features for calls and texts, good for emergencies. | ||
| Reply | ||
| Cunlpa | May 07, 2024 |
| Limited internal memory and RAM, outdated operating system, low camera quality. | ||
| Reply | ||
| Lil-Xosyzi | May 14, 2024 |
| Outdated specs, limited storage, low resolution. | ||
| Reply | ||
