This kit includes a UNO alarm panel and UNO wired keypad with built-in 433 MHz RF receiver. The UNO panel fits in the same footprint and hole pattern as a DSC Powerseries and even supports most DSC expansion boards; or install it as a brand new system. UNO Apps for iOS and Android are free, as is the standard cloud service including remote arm/disarm, status and email alerts. Optional monitoring and SMS alerts may be added. UNO Supports up to 8 partitions, 128 zones (8 on board), 128 users / 128 Fobs. It has a keypad bus that supports UNO keypads as well as DSC Powerseries keypads such as PK55xx, RFK55xx, LCD5511 etc. This kit includes ONLY the UNO alarm panel and 5500RF keypad.