CERTIFIED DEVICE DETAILS
Below are all of the certified versions of this device.
Manufacturer: | Microsoft |
Model Name/Number: | 21M-01 (RD-17) |
Technologies and Bands: | (3G) UMTS FDD: Band I (2G) GSM: 850 MHz 900 MHz 1800 MHz 1900 MHz |
Certification Date | Hardware Version | Software Version |
---|---|---|
2011-07-19 | 4.0 / ME: 2.0 | 21M-01 R1.6.0 |
The PTCRB certification program provides confidence that devices conform with global standards and perform optimally on mobile wireless networks.
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