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Manufacturer: Microsoft
Model Name/Number: 8800 (RM-233)
Technologies and Bands:
(3G)
UMTS FDD: Band I  
(2G)
GSM: 900 MHz   1800 MHz   1900 MHz  
Certification DateHardware VersionSoftware Version
2008-08-070340, 0400, 0401, 0500, 1000, 900707.10
2008-05-310340, 0400, 0401, 050006.40 [SV 34]
2008-01-040340, 0400, 0401, 050005.22 [SV 26]
2007-12-180340, 0400, 0401, 050005.21 [SV 19]
2007-12-070340, 0400, 0401, 050005.20 [SV 15]

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