Catalog > Consumer Electronics > Security & Alarms > Access Control > Remote Controllers Self Learning Code Transmitter Self Learning Code Transmitter UNI433SMARTTX4 DISCONTINUED Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview The Self-Learning Remote is capable of Learning an existing Transmitter's code into its Internal Memory These are Transmitters that do not have the customary Dipswitch, but feature an internal Receiver that allows the user to "Clone" the button of an existing Transmitter, quickly, easily and conveniently and without having to open the existing Transmitter. They are capable of Learning any Transmitter that sends signals using the Binary, Trinary, French, and Q-Tron-Trinary protocols. Additional Information Frequency 433MHz Colour Grey-4xGreen buttons Channels / Buttons 4 Channel 4 Button