General description The Sdre-HSM4 HSM4 868 MHz remote control is designed to replace various Hormann and Tubauto transmitters, featuring a user-friendly self-learning programming method. Technical specifications Frequency: 868 MHz Button Color: Blue Compatibility and accessories Compatible with: Hormann HSM4 868 MHz, Hormann HS4 868 MHz, Hormann HSM2, Hormann HSP4 868, Hormann HS1 868, Tubauto HSM4 868 MHz, Tubauto HS4 868 MHz Not compatible with: Hormann Bisecur HSE1, HSE2, HSE4 868, BS HS1, HS4, HS5, HSS4, HSP4, HSD2 (marked “BS”) Installation Programming is done by self-learning directly in the receiver located near the motor or motorization of your garage door or gate. Alternatively, programming can be done using a previously programmed remote control.