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Manufacturer: Microsoft
Model Name/Number: 920.3 (RM-820; UMTS FDD Band IV)
Technologies and Bands:
(4G)
E-UTRA FDD: Band 2   Band 4   Band 5   Band 17  
(3G)
UMTS FDD: Band I   Band II   Band IV   Band V   Band VIII  
(2G)
GSM: 850 MHz   900 MHz   1800 MHz   1900 MHz  
Certification DateHardware VersionSoftware Version
2015-03-243500, 5000, 5001, 6000, 6001, 70003051.50009.1451.1000 / 3051.50009.1451.1001 / 3051.50009.1451.10458
2014-07-013500, 5000, 5001, 6000, 6001, 70003051.50009.1424.0000 / 3051.50009.1424.0001 / 3051.50009.1424.10362
2014-01-233500, 5000, 5001, 6000, 6001, 70003051.40000.1347.10292 / 3051.40000.1347.1000
2013-07-293500, 5000, 5001, 6000, 6001, 7000 3047.0000.1326.10144 / 3047.0000.1326.2000
2013-05-033500, 5000, 6000, 60011232.5962.9200.10211.158 / 1232.5962.1314.0000
2013-02-273500, 5000, 6000, 60011232.5957.9200.10211.142 / 1232.5957.1308.0000 / 1232.5957.1308.0001 / 1232.5957.1308.1000
2013-02-143500, 5000, 6000, 60011232.5957.9200.10211.124 / 1232.5957.1306.0000
2012-12-183500, 5000, 6000, 60011232.5951.9200.10211.41 / 1232.5951.1249.0001, 1232.5951.9200.10211.47 / 1232.5951.1249.1000
2012-11-263500, 5000, 6000, 60011232.2110.9200.9903.13 / 1232.2110.1246.0000
2012-11-053500, 5000, 6000, 60011232.2109.1242.1001, 1232.2109.1242.1002

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