niversal 8 Dip Switch Fixed Code Smc5326P-3 433Mhz Remote Control for Autogate Garage Door Opener or Alarm System black.Features: - This wireless remote control is 433MHz frequency commonly use for Autogate, Garage door opener or Alarm system - Users just need to open the back case and adjust 8 DIP switch according to existing old remote control to use. - Please make sure that your remote with 433MHz before buying,otherwise,it won't be compatible with our products. Specifications: - Frequency: