| Specifications | |
| Brand | Ulefone |
| Model | S1 |
| Color | Black/Gold |
| Dimensions | 148.6*70.7*9.55mm |
| Smartphone | 3G |
| Operating system | Android 8.1 (Go edition) |
| CPU | MT6580 Quad Core 1.3GHz CPU |
| RAM | 1GB |
| ROM | 8GB (SD card Extend to 64GB) (The operate system will occupy storage, so the storage will be less than specification data, we do not accept dispute for RAM/ROM) |
| Battery | 3000mAh Battery |
| Charger | 5V/1A |
| Earphone jack | 3.5mm |
| Display | |
| Size | 5.5 inch |
| Resolution | 960*480P |
| Cameras | |
| Rear camera | 5.0 MP+5.0MP （Interpolated to 8.0MP+5MP） |
| Front camera | 2 MP（Interpolated to 5MP） |
| Video | 720P |
| Photoflash | support |
| Connection | |
| Network | GSM: 850/900/1800/1900 (B5/8/3/2） |
| WCDMA:2100/900(B1/8) | |
| SIM | Dual sim dual standby,Nano SIM+Nano SIM |
| WiFi | 2.4GHz |
| Bluetooth | Bluetooth 4.0 |
| Positioning | GPS |
| Functions | FM, Off-screen Gestures, |
| Language | Indonesian, Malay, Catalan, Czech, Danish, German, Estonian, English, Spanish, Filipino, French, Croatian, Italian, Latvian, Lithuanian, Hungarian, Dutch, Norwegian, Polish, Portuguese, Romanian, Slovak, Finnish, Swedish, Vietnamese, Greek, Turkish, Bulgarian, Russian, Serb, Ukrainian, Armenian, Hebrew, Urdu, Arabic, Persian, Hindi, Bengali, Thai, Korean, Burmese, Japanese, Simplified Chinese, Traditional Chinese |
| Accessories: | |
| Cellphone x 1 ,Charger x 1 ,USB Cable x 1 , User Manual x 1 | |