This wireless keypad by ITI/GE with model number 60-453 319.5 is a great addition to your home security system. With alpha numeric and keypad control features, you can easily manage and control your security system. It is compatible with ADT and can be used for security in homes, offices, and other places. The wireless connectivity ensures that you can easily install and use it without any hassle. Get this used wireless keypad today and ensure the security of your premises. Item is in good used condition, working order. I upgraded the system and this is one of two keypads for sale.