| firmware type | tested |
| brand | Symphony |
| Model | i21 |
| Chipset | Spectrum |
| Android Version | 6.0 |
| archive format | .zip |
| Software Version | HW1_V7 |
We provide our (tested firmware, care firmware, read firmware, etc) if you face any problem our Firmware please contact with us email : info@firmwareltd.com.