Review: Sennheiser Speakerphone SP 20 ML
Sennheiser is well know for their high quality audio products and also has quite a few Lync qualified devices. Mostly headsets, but there are also two qualified USB speakerphones, the SP 10 ML and SP 20 ML. Connectivity: The difference between the two versions is that the SP 20 also has a jack cable, very convenient if you want to… Read More »