It doesn't appear to be related to the proximity of a cell phone. I think it may have something to do with the phone losing connection with the PBX. I just wanted to see if others have seen (heard) ...

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The new software upgrade delivers the first "surround" stereo audio, breakthrough integration of a conference phone with a video system for maximum ease of use initiating a video call or adding an ...

Microsoft Lync can give you presence, IM, conferencing and enterprise voice capabilities through a single interface that is consistent across a variety of appliance interfaces. IP Phone Warehouse ...