RT20-4K-N 40.685 MHz The remote control has a

The remote control has a gray/white housing with 4 gray buttons

Then order the Ditec ZEN4 with 4 buttons

Click on the "Compatibility List" tab for a list of compatible brands and transmitters

Type 4050 / TX02-40-2 mini / T397-40

Sommer S550 (40MHz)

RT20-4K-N 40.685 MHz The remote control has aFor this model we offer an alternative: VS 005 MULTI . The Nassau RT20 4K N is a dark gray remote control with red keys and a frequency of 868. 3 MHz, suitable for Nassau Industrial gates. You cannot order this model from us, instead we offer an alternative. The Nassau remote control can easily be copied to the VS 005 MULTI . NB! To program the alternative model you need a working Nassau remote control. Specifications Type RT21 4K N Frequency 868. 3