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1. Go to the settings panel of Audio player interface object.
   Image Modified

2. From the dropdown list Device of Playback group, select the required device of audio signals backup (1).

   Info
   title Note.
   Standard sound map corresponds to the value Default device.

   
   

3. From the dropdown list Channel of Playback group select the required channel of audio signals backup (2).

   Note
   title Important.
   The Device and Channel settings are available only if the Display with this Audio Player is assigned to one computer in the distributed system (see Assigning the displays to the operator workstations). If the Display is assigned to multiple computers, these settings cannot be changed and only the Default device can be used.

   
   

4. Add microphones for recording and playing back audio from in one of the following ways:
   1. One by one:
      1. From the dropdown lit in the column Name, select the name of Microphone object, which audio signals are suggested to be recorded/played back (3).

      2. Repeat step 4 for all the required Microphone objects.

         Info
         title Note.
         Use "down" arrow on a keyboard to add a line to the table. Press Ctrl+Del after selecting a line to delete it.

         
         

   2. All microphones created in the hardware tree: click on the All button (3).
   3. Several microphones from the list:
      
      1. Click the Range button (4). As a result, the Add microphones window opens.
         
         
      2. In the list on the left, select the necessary microphones to add (1). To select several lines, left-click them while holding the Ctrl key on the keyboard.
         
      3. Move the microphones to the list on the right (3) using the -> button (2).
         
      4. Click Apply changes button and close (4).
         
      5. As a result, the selected microphones are added to the list on the settings panel of the Audio player object.
5. Click Apply button to save all the changes (6).

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