The SDQ5PIR-REM is an infrared remote control for the successful APart SDQ5P speaker set. This wireless remote control is especially handy as the speaker sets controls are on the back of the active speaker and both speakers are mostly wall mounted, often high in a corner. The IR receiver eye is in the front grille of the active speaker. Following commands can be executed with this remote control. power on, power standby, input A, input B, input A + B, input wall, level up, level down, mute, bass up, bass down, treble up and treble Dow.