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7559 Tab 4.3
The display indicates that the call is in progress towards the Indoor Station in position 1.
In the meantime, you can activate other actuations by pressing the related keys (e.g. stair lights, etc..)
When the other Indoor Station answers, the icons for the audio settings and the mute function appear
3. Press to end communication
N.B.: before connecting the audio channels with any other device, the Indoor Station Art. 7559 determines the best
possible communication parameters.
During this stage, which lasts approximately 1 second, a waiting tone is transmitted to the user.
A
3
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