http://partnumbers.azurewebsites.net/windows.php
Windows 10 Home (OEM)
KW9-00185 32bit
LN66042
KW9-00139 64bit
LN66041
Windows 10 Pro (OEM)
FQC-08969 32bit
LN66044
FQC-08929 64bit
LN66043
Windows 10 RETAIL (32 and 64 included)
FQC-08789 Pro
LN66037
KW9-00017 Home
LN66036
Boom!