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Manufacturer: Microsoft
Model Name/Number: 520.2 (RM-915)
Technologies and Bands:
(3G)
UMTS FDD: Band I   Band II   Band V  
(2G)
GSM: 850 MHz   900 MHz   1800 MHz   1900 MHz  
Certification DateHardware VersionSoftware Version
2014-07-210514, 0204, 0205, 1403, 1601, 1603 3058.50000.1424.0001 / 3058.50000.1424.10478
2014-07-100514, 0204, 0205, 1403, 1601, 16033058.50000.1424.0000/ 3058.50000.1424.0002/ 3058.50000.1424.10478
2014-06-250514, 0204, 0205, 1403, 1601, 16033058.50000.1424.0000 / 3058.50000.1424.10478
2014-02-060514, 0204, 0205, 1403, 1601, 16033056.40000.1402.0000 / 3056.40000.1402.10418
2014-01-270514, 0204, 0205, 1403, 1601, 16033056.40000.1349.2001 / 3056.40000.1349.10387
2013-07-300154;0204; 0205; 1403; 16013046.0000.1329.2000 / 3046.0000.1329.10263
2013-07-080154;0204; 0205; 1403; 16013043.0000.1324.0001 / 3043.0000.1324.10239
2013-04-110154, 0204, 0205, 14031030.6409.1314.1000 /1030.6409.1314.10170
2013-03-180154, 0204, 0205, 14031030.6408.1309.0000 / 1030.6408.1309.10134

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