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Manufacturer: Microsoft
Model Name/Number: RM-343 / E66-1
Technologies and Bands:
(3G)
UMTS FDD: Band I  
(2G)
GSM: 850 MHz   900 MHz   1800 MHz   1900 MHz  
Certification DateHardware VersionSoftware Version
2009-03-170400, 0500, 0502, 0700, 0701, 0702, 0703, 0704, 0705, 0706210.21.007
2008-12-080400, 0500, 0502, 0700, 0701, 0702200.21.118
2008-10-080400, 0500, 0502, 0700, 0701110.07.126
2008-10-080400, 0500, 0502, 0700, 0701102.07.81 (SV 10)
2008-10-080400, 0500, 0502, 0700, 0701100.07.79 (SV 05)
2008-07-220400, 0500, 0502, 0700100.07.78 (SV 01)

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