Jabra GN9300 Series
Whether you’re upgrading to IP telephony or you have a dual-system environment, Jabra GN9300e is an ideal wireless headset series. It can be used with both desktop and PC-based telephone systems. So if you do decide to upgrade to IP, you can use the same headsets, meaning you save costs and get a flexible solution. The headset also offers a special Microsoft version optimized for Microsoft Office Communicator 2007 R2 and Microsoft Lync 2010.
Check Jabra Compatibility Guide here for compatible headets and adapters needed. (Pop-up Window)