What is this called a lock
You seem to say that TM induction card lock, it is dependent on the module to unlock the general family to have authorized card, you can authorized to open the door card, open the door card as long as the lock on the sensor area can be opened about the door, if the door card lost authorization Card can cancel the door card function, but this coin-type function card performance is unstable, the general choice of card-type more.
It is best to choose a mature technology products.
I would like to ask, what you said, is the contact or not contact, if the contact is the TM card, if there is no contact is the induction card.
