What You Should Know about the Wireless Door Lock Release System ?
Overview on the Wireless Door Release System
Primarily, this type of security system functions quite the same as how garage door openers operate. For instance, there is a radio frequency transmitter that is designed to signal a receiver. Upon obtaining a signal coming from the transmitter, there are some changes that take place in the electrical contacts found on the receiver, and these contacts activate appliances including electromagnetic lock or electric strike.