
Join conferences with a single touch; no access code or pin number required.
Stay connected, while controlling your availability; see who’s available at a glance and connect over IM, email or a call; set your own status and notification settings so you can stay in touch while protecting your “off-work” time.
Communicate with others using a single, consistent identity.Call-via-work1 allows outbound calls using your Enterprise Voice number, making it easier for others to recognize calls from the Lync mobile client.
Connect with confidence through channel encryption, transport layer security (TLS) support, and perimeter/internal network protection that help safeguard your communications.
http://lync.microsoft.com/en-us/Product/UserInterfaces/Pages/lync-2010-mobile.aspx
http://technet.microsoft.com/en-us/library/hh691004.aspx