Catalog > Consumer Electronics > Security & Alarms > Access Control > Remote Controllers UNI433TX1H Code Hopping Transmitter Transmitter Code Hopping • 433MHz Part No: UNI433TX1H 131.10 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview These Code Hopping Transmitters are secure products utilizing KEELOQ encryption, operating in the 433MHz range They do not feature any user-setteable Dipswitches. The Transmitters are "Learnt" into an available memory slot of a compatible Reciever. Due to the encrypted nature of these Transmitters, it is not possible to learn them into Receivers of other manufacturers, even though the same technology is used. Additional Information Frequency 433MHz Colour Blue-Yellow Channels / Buttons 1 Channel 1 Button