The Cardin S449 TXQ4492P0 is a 2-channel remote control with a black/green color and a frequency of 433.92 MHz.
These remote controls are also available in the QZ2 and TXC variants, and they are compatible with each other.
The handheld transmitter is suitable for Cardin receivers with a frequency of 433.92 MHz and can be taught directly to the receiver.