24This section describes convenient functions provided by the product.Up to five microphones, including the supplied microphone and optional microphone (YVC-MIC1000EX), can beconnected to the product. When using the product in a layout or a multi-participant conference that cannot be coveredby only one microphone, use multiple microphones to extend the area where sounds can be picked up.■InstallationPlace all microphones 1 m to 20 m (3.3 ft to 66 ft) away from the Control Unit.The following figure shows an example of five microphones installed in a line.If the Control Unit is too close to microphones, it may cause an echo phenomenon on the other side.■ConnectionConnect multiple microphones using microphone cables.1 Connect the second microphone tothe first microphone.2 If necessary, connect the thirdmicrophone and the subsequentones with each other.When connecting microphones, be sure to match thecolor of the labels on the microphone cable and of themicrophone output terminal (OUT).Using Convenient FunctionsUsing the optional microphone (YVC-MIC1000EX)Max. 20 m (66 ft)At least 1 m(3.3 ft)Note11Match thecolor of thelabels.Plug into anoutletNote