Finally, it is now available... Much waited Exchange Server 2010 SP2.
As we discussed earlier this year "Interestingly, Exchange 2010 SP2 later this year! " , there are many features available with this version of Service Pack. Few of them are Hybrid Configuration Wizard, Address Book Policies, Outlook Web App Mini etc.
This service pack updates you active directory schema as well, hence please read more about the release update from Exchange Team here