| Secret codes Allview A4 Duo |
| Hard reset Allview A4 Duo |
| Root Allview A4 Duo |
| Unlock Allview A4 Duo |
| Firmware Allview A4 Duo |
| Developer Mode Allview A4 Duo |
| Bypass Lock Screen Allview A4 Duo |
| Remove a Google account Allview A4 Duo |
| Allview A4 Duo Factory Reset |
| Bypass FRP Allview A4 Duo |
| Screenshot Allview A4 Duo |
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OS: Android 4.2 (Jelly Bean) CPU: Dual-core 1.0 GHz Cotex-A7 Display: 3.5" inc Camera: 2 MP,
Single |
| Hardware and OS Allview A4 Duo | |
| Operating system: | Android 4.2 (Jelly Bean) |
| Processor: | Dual-core 1.0 GHz Cotex-A7 |
| GPU: | Mali-400 |
| Internal memory: | 512 MB RAM |
| External memory: | No |
| Display Allview A4 Duo | |
| Type: | TFT |
| Size: | 3.5" inc |
| Resolution: | 320 x 480 px |
| Touchscreen: | capacitive touchscreen |
| Screen-to-Body Ratio: | 49.7% |
| Display area: | 36.5 cm2 |
| Display aspect ratio: | 3:2 (height:width) |
| Pixel Density: | 165 PPI |
| Connectivity Allview A4 Duo | |
| 2G Network: | GSM 900 / 1800 |
| Wi-Fi: | Wi-Fi 802.11 b/g/n, hotspot, Wi-Fi Direct |
| Network: | GSM / HSPA |
| SIM card: | Dual SIM (dual stand-by) |
| Bluetooth: | 4.0, A2DP, EDR |
| Edge: | Class 10 |
| GPRS: | Class 12 |
| GPS: | No |
| Speed: | HSPA |
| USB: | microUSB 2.0 |
| Camera Allview A4 Duo | |
| Main camera: | 2 MP, Single |
| Specs: | 2 MP |
| Video: | Yes |
| Multimedia Allview A4 Duo | |
| 3.5 mm Jack: | Yes |
| Radio: | FM radio |
| Design Allview A4 Duo | |
| Colors: | Black |
| Dimensions: | 116.1 x 63.2 x 12 mm |
| Weight: | 110.6 g |
| Battery Allview A4 Duo | |
| Battery capacity: | 1200 mAh, Removable Li-Ion |
| Battery life: | Stand by time- Up to 200 h Talking time- Up to 8 h 20 min |
| Other Allview A4 Duo | |
| Release date: | 2013, November |
| Sensors: | Accelerometer, proximity |
 | Clkalx | March 10, 2024 |
| - Affordable price
- Long battery life - Dual SIM capability - FM radio - Compact size - Easy to use for basic functions | ||
| Reply | ||
| Govlzq | May 07, 2024 |
| Slow processor, limited RAM, low resolution screen, no GPS, outdated OS. | ||
| Reply | ||
| Hjglzq | May 06, 2024 |
| Outdated specs, poor performance, limited features. | ||
| Reply | ||
