Opis

Feature:
 PA (Public address) system use 100V
 Background music system use 100 volt
 Classic range volume controller for cost
 The volume controller is used to adjust the loudspeaker output in the room.
 The volume controller is used to keep same output level for one same speaker line, because the end the speaker
line signal loss is rather big, so its outputs is less, thus volume controller is added to the front of the line to lower
the speaker output so as to keep the similar ambient output level for the all of the speaker in the same line.
 High level white UV-protected ABS material to inte
 Built-in transformer to control the PA 100V
 With 4 levels of volume attenuator and one position of off.
 Surface wall mount or in-wall mounting box shall be purchased separted

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