The 7463 is a Network, 32-character LCD keypad in a sleek design with self-test diagnostics, three 2-button Panic keys, alert sounder, armed and AC LED. Keys with shortcut text makes system arming, fast and simple. Built-in proximity card reader for codeless arming/disarming. Includes harness and a backup battery for four hours of standby power. Keypad turns red in alarm condition. (8.5-15 VDC)