B109 Buttons don't work in Teams/Zoom (Win10)

[dlippm]

I can't seem to get the Mute, Call End and Call Answer buttons to work on the B109. The only one that even shows a response is the "Mute" which...

[chowp]

Hi All,

On a brand-new out of box B159 analog conference phone, the speakerphone audio breaks up because the built-in mics pick up the...