Door control device and system

Door control device and system

  • CN 103,914,902 A
  • Filed: 03/31/2014
  • Published: 07/09/2014
  • Est. Priority Date: 03/31/2014
  • Status: Active Application
First Claim
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1. an entrance guard device, is characterized in that, comprising:

  • indoor set and off-premises station that telecommunication connects, and off-premises station comprises for the Master control chip of access control switch, memory modules, the module of unblanking, video output module, communication module and input media;

    Wherein memory modules, the module of unblanking, video output module, communication module, input media are electrically connected respectively at Master control chip.

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