Keypads, PIN code systems, Numeric Keypads
Keypads are electronic devices with numeric buttons that can be used to open any gate or door. They are available in a wide variety of code capacities, physical sizes, indoor or outdoor housings, wired or wireless versions, vandal proof or standard integrity, and programming methodology. The benefit of keypads is that codes are convenient and easily memorized and used. In deciding whether to use a keypad for your application, one should consider that although they are convenient, codes can be passed along to unauthorized individuals.