CERTIFIED DEVICE DETAILS
Below are all of the certified versions of this device.
| Manufacturer: | Bluebird |
| Model Name/Number: | EF501 |
| Technologies and Bands: | (4G) E-UTRA FDD: Band 2 Band 4 Band 5 Band 12 Band 13 Band 66 Band 71 (3G) UMTS FDD: Band II Band IV Band V |
| Certification Date | Hardware Version | Software Version |
|---|---|---|
| 2020-08-04 | R1.0 | R1.18 |
| 2020-05-29 | R1.0 | R1.17 |
| 2019-12-18 | R1.0 | R1.14 |
| 2019-10-22 | R1.0 | R1.13 |
| 2019-06-27 | R1.0 | R1.12 |
The PTCRB certification program provides confidence that devices conform with global standards and perform optimally on mobile wireless networks.
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