CERTIFIED DEVICE DETAILS
Below are all of the certified versions of this device.
| Manufacturer: | Microsoft |
| Model Name/Number: | 6790s-1c (RM-599) |
| Technologies and Bands: | (3G) UMTS FDD: Band II Band V (2G) GSM: 850 MHz 900 MHz 1800 MHz 1900 MHz |
| Certification Date | Hardware Version | Software Version |
|---|---|---|
| 2010-05-11 | 4000, 5000, 6000 | 21.006 |
| 2010-04-02 | 4000, 5000, 6000 | 21.002 |
| 2010-02-10 | 4000, 5000, 6000 | 20.007 |
| 2009-11-19 | 4000, 5000 | 03.45 |
| 2009-11-03 | 4000, 5000 | 03.42 |
| 2009-09-16 | 4000, 5000 | 03.38 |
| 2009-09-08 | 4000, 5000 | 03.36 |
| 2009-08-31 | 4000, 5000 | 03.35 |
| 2009-07-31 | 4000, 5000 | 03.29 |
| 2009-07-13 | 4000, 5000 | 03.19 |
The PTCRB certification program provides confidence that devices conform with global standards and perform optimally on mobile wireless networks.
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