What’s new in Office Communicator Mobile 2007 R2? ★★★★★★★★★★★★★★★ Chris Mayo - MSFTAugust 14, 2009 Share 0 0 A nice write up of the new OC Mobile 2007 R2 features, including: Joining OCS hosted conferences with one click. Making outbound calls via your work number. Windows Mobile 6.5 support. Check out the Office Communicator Just Got Better post on the Communicator Team Blog.