DSC PK5500 V1.34 with ADT PREMISE PRO Logo. PowerSeries 64-Zone LCD Full Message Keypad. Compatible with the DSC PowerSeries 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. Feature only available with new PowerSeries control panels (PC1616, PC1832 and PC1864). The older DSC systems are very unique and this keypad will not work with the DSC PC Classic including. PC550, PC560, PC1000, PC1150, PC1500, PC1550, PC2000, PC2525, PC2500, PC2550, PC3000, PC4000 & PC4010 Alarm Panels. Please ask if you have questions about compatibility concerns with other DSC security equipment. 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.