DSC RFK5500 / RFK5500L1. L1 is a multi-language. Version keypad with options for English. Portuguese & French display. PowerSeries 64-Zone LCD Full Message Keypad with Built-In with 433 MHz Wireless Receiver. Compatible with the DSC Power Series Panels (432, 632, 832 & 864 Series). The Compatible Alarm Panels are. PC580, PC585, PC1555, PC1555MX, PC1565, PC1575, PC1616, PC1832, PC1864, PC5010, PC5015 & PC5020 Alarm Panels. Available in 13 languages. Full 32-character programmable labels. Modern, slim-line landscape keypad. 5 programmable function keys. 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. Dual wall-mount and front cover tamper. Surface or single-gang box mount. 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. Feature only available with new PowerSeries control panels PC1616, PC1832. The older DSC systems are very unique, and this keypad will not work with the DSC PC Classic Series Alarm Panels including: PC550, PC560, PC1000, PC1150, PC1500, PC1550, PC2000, PC2525, PC2500, PC2550, PC3000, PC4000 & PC4010 Alarm Panels. Please understand that Alarm Keypads are not plug and play and that some programming is involved. Don’t hesitate to ask if you have questions about compatibility concerns with other security equipment or about what is involved to install it. Your satisfaction is guaranteed. If we made a mistake, then the S&H is on us. Please request an invoice before paying if combining with items from our other listings. Please note that this service provides limited tracking information once the item leaves the United States.