FC-8820A Two Doors Access Control Board Wiring Demonstration
2016-12-09 13:34
Details of the problem:
Hello, we purchased a batch of FC-8820A two doors access control board from your company last week, I want to know how to connect the lines?
Expert answer:
Hello, I am very glad to serve you, you can operate by providing you with the following video instruction, please watch the video:
