The SLV Control remote control has 16 channels, divided over 4 positions (I, II,III, IV). On top of that, the remote control has a group function that allows you to switch multiple receivers on/off at the same time. Depending on the type of receiver, you can also use this remote control to dim the lights. The SLV Control remote control is compatible with the SLV Control receiver and the SLV Control outdoor socket switch that have the automatic code system. This transmitter sends radio signals at 433.92 Mhz. The signal passes through walls, windows and doors, with an indoor range up to 30 meters.