CERTIFIED DEVICE DETAILS
Below are all of the certified versions of this device.
| Manufacturer: | Microsoft |
| Model Name/Number: | C1-02.1 (RM-644) |
| Technologies and Bands: | (2G) GSM: 850 MHz 1900 MHz |
| Certification Date | Hardware Version | Software Version |
|---|---|---|
| 2011-02-02 | 0202 | 04.30 |
| 2010-12-21 | 0202 | 03.40 |
The PTCRB certification program provides confidence that devices conform with global standards and perform optimally on mobile wireless networks.
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