The DSC LCD 4500 Keypad is the perfect addition to your home security system. This English language alarm keypad is compatible with ADT and is designed for use with the DSC PC4000. The keypad is wired for connectivity and is made in Canada. With its alpha numeric and multiple language support features, the DSC LCD 4500 Keypad provides a convenient and easy-to-use interface for your home security system. You can quickly and easily enter your code to disarm or arm your system, and the LCD display will show you the status of your security zone. This keypad is a must-have for any homeowner looking to enhance their home security.