The new UNO550RF keypad comes with a graphic, full message display capable of showing system status messages, zone labels etc.
The UNO5500RF comes with a built-in 433MHz RF receiver that support either SOLO sensors or DSC format sensors.
Multiple keypads can put on a single system allowing additional keypads to act as RF extenders for better signal coverage.
The UNO5500RF comes with large, easy to use buttons for simple control of the UNO system it is attached to.