| Aligator S5540 Duo |
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| Hardware and OS | Aligator S5540 Duo | |
| Operating system | Android 9.0 Pie | |
| RAM memory | 2 GB | |
| Internal memory | 16 GB, 32 GB | |
| SIM cards standard | nanoSIM, microSIM | |
| Memory cards | yes microSD, microSDHC, microSDXC (up to 512 GB) | |
| Display | Aligator S5540 Duo | other phones |
| Display | Color / IPS TFT 16M colors 480 x 960 px (5.50") 195 ppi ~71.8% screen-to-body ratio | |
| Display protection | yes | |
| Touchscreen | yes | |
| Connectivity | Aligator S5540 Duo | other phones |
| NFC | yes | |
| Bluetooth | yes v4.2 | |
| GPS | yes | |
| GPRS | yes | |
| EDGE | yes | |
| WiFi | yes v802.11 b/g/n | |
| Hotspot WiFi | yes | |
| DLNA | yes | |
| IrDA | yes | |
| USB | yes v2.0 | |
| WAP | yes v2.0 | |
| Camera | Aligator S5540 Duo | other phones |
| Main camera | 8 Mpx | |
| Flash | yes LED | |
| Digital zoom | yes | |
| Additional | AF | |
| Video formats | H.263, H.264, MPEG4 | |
| Selfie camera | 2 Mpx | |
| Multimedia | Aligator S5540 Duo | other phones |
| Radio | yes | |
| Design | Aligator S5540 Duo | other phones |
| Dimensions | 149.00 x 73.00 x 9.00 mm | |
| Weight | 175.00 g | |
| Battery | Aligator S5540 Duo | other phones |
| Capacity | Li-Ion 2500 mAh | |
| Quick battery charging | yes | |
| Wireless battery charging | yes | |
| Other | Aligator S5540 Duo | other phones |
| Accelerometer | yes | |
| Altimeter | yes | |
| Barometer | yes | |
| Fingerprint scanner | yes | |
| Gravity | yes | |
| Gyroscope | yes | |
| Hall-effect | yes | |
| Hygrometer | yes | |
| Iris scanner | yes | |
| Magnetometer | yes | |
| Proximity | yes | |
| Thermometer | yes |
