I have a V551 and Blutooth headset HS820. Both are only 2 weeks old.
The problem I am running in to is occasionally during a call it will
hang up. I get the same three tones (High to low) as if I had pushed
the button on the headset. I am well within range and both batteries
are fully charged. I also have full signal on the phone.

We are having this problem on two sederate phones and headsets. Both
are the same setup.

Any idea what is causing this?



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