LED keyboard. 16 zones. Grade 2. Slim modern landscape keyboard. Keyboard with large buttons. 5 programmable function keys. The input/output terminal can be programmed to function as a zone input, a programmable output, or as a low temperature sensor. 3 one-touch emergency keys (FAP). Multiple door chimes per zone. Adjustable backlight and keyboard buzzer. Cable slot. Wall mounted dual alarm switch and front cover. Easy to install mounting hinge. Mounting on simp outlet box