http://blogs.technet.com/b/ucedsg/archive/2011/04/04/new-lync-optimized-headsets-available-from-microsoft.aspxThese are our first Microsoft headsets certified for Lync: &#160; LX-4000&#160; USB wired headset – single cup for ear &#160; LX-6000 USB wired headset – dual cup for ears &#160; For more on the headsets visit here For more on Lync Optimized devices visiten-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.technet.com/b/ucedsg/archive/2011/04/04/new-lync-optimized-headsets-available-from-microsoft.aspx#3429633Tue, 17 May 2011 05:36:16 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3429633plumbing<p>That was a good headset. Very nice,..</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3429633" width="1" height="1">