PowerSeries 64-Zone LCD Full-Message Keypad PK5500 Available in 13 languages Global partition status Full 32-character programmable labels Modern, slim-line landscape keypad Enlarged keypad buttons 5 programmable function keys Intuitive clock programming* Input/Output terminal can be programmed to operate as a zone input, programmable output or as a low temperature sensor 3 one-touch emergency keys Multiple door chime per zone Adjustable backlight and keypad buzzer Wire channel Dual wall-mount and front cover tamper Easy-to-install mounting hinge Surface or single-gang box mount AC status ICON v1.3 includes easy wireless device enrollment process with v4.6 panel and pre-programmed label libraries (English, French and Spanish) RFK5500 and NEW RFK5500-868 includes all of the same features and supports 32 wireless zones and 16 wireless keys RFK5564 includes all of the same features and supports 64 wireless zones and 16 wireless keys