CERTIFIED DEVICE DETAILS
Below are all of the certified versions of this device.
| Manufacturer: | Flextronics |
| Model Name/Number: | EC3331 |
| Technologies and Bands: | (3G) UMTS FDD: Band I Band II Band V Band VIII (2G) GSM: 850 MHz 900 MHz 1800 MHz 1900 MHz |
| Certification Date | Hardware Version | Software Version |
|---|---|---|
| 2018-11-28 | 1.0 | 5.1 |
| 2018-06-13 | 1.0 | A5.0 |
| 2017-12-18 | 1.0 | A4.7 |
| 2017-10-12 | 1.0 | 4.6 |
| 2017-08-14 | 1.0 | 4.5 |
| 2017-06-27 | 1.0 | 4.4 |
The PTCRB certification program provides confidence that devices conform with global standards and perform optimally on mobile wireless networks.
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