Decrease the volume a notch, on the Konftel 220/250/300 with the Speaker Key on the left side.
(also shown in the user guide p.17).
The person on the other end who called in to the meeting says they hear an echo from my Konftel 220/250/300 What should I do? Print
Modified on: Fri, 7 May, 2021 at 1:41 PM
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