Bosch DCN Next Generation Installation And Operation Manual page 21

Conference System
Mix-minus
Use the Mix-minus mode to connect via audio input and audio output 2:
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NOTICE!
The Mix-minus connection prevents acoustic feedback.
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Figure 3.6 Mix-minus
NOTICE!
Use a telephone coupler, in case of long distances between the two systems.
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Bosch Security Systems B.V.
A telephone coupler.
Two systems.
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PC
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Installation and Operation manual
System Overview | en
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DCN-NG_IOM_V4.1 | V1.3 | 2012.07
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