Can your FC-7012E villa video door phone realize two door machines with an indoor machine, require indoor unlock key to open only the front door of the call?
Hello, thank you for using the products of our company. Our 7012E visible intercom are the two door machines can implement with an indoor machines, for indor unlock button open only the front door. Increase a towing machine box can realize it. Please consult our technical staff for details.
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