The KPX2000 Internal/External Keypad is a stylish and durable access control solution with a built-in proximity reader. Designed for both indoor and outdoor use, it features audio key operation, a doorbell facility, and single or dual modes using the Aux output. Individually programmable outputs and adjustable output timers for both Lock and Aux ensure flexibility. The robust zinc alloy electroplated casing enhances durability, while its surface-mounted design allows for easy installation.