describe Compatible with Sommer TX03 868-4 4020 868 MHz transmitter. Not compatible with Pearl, Pearl Vibe, Pearl Twin or other models even if the frequency is the same. Transmitter mode compatible with 868 MHz Sommer 4020V000 4025V000 4026V000 4031V000 4011V000 4035V002. Technical specifications Frequency: 868.8 MHz (rolling code), Buttons, controls: 4, Coding: via radio. Programming type Access to receiver required Requires a receiver, motor or gate opener for programming. The Sommer 868 MHz frequency replacement remote control is not a remote control Original Sommer. Manufactured by a third party. The frequency of the garage door remote control is 868 MHz, 4 channels, and can control up to 4 doors. Garage door remote control. Note: Not compatible with 433 MHz Stable connection: The signal is stable and the penetration is strong. Whether you are inside or outside the garage, or even at a distance, your garage door responds quickly and opens or closes for you at the touch of a
