MULTI BUTTON AUDIO UNIT supplier

Detail:

  • Slave panel
  • DR-4US/6US/8US/10US/12US
  • 4/6/8/10/12 buttons
  • Material: Aluminum
  • LED light
  • House call and talk
  • DC 12V

Soecification:
  • Power source DC 12V
  • Data Transmission 3 wire in common +1

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