20 Key infrared music LED controller, which adopts the advanced micro control unit. It is used for controlling a variety of LED lamps. For instance, point-source light, flexible strip light, wall washer light, glass curtain wall light and so on. Changes with music: When it is in sound-control mode, the colors will change with the music rhythm. Perfect for KTVs, bars, home video rooms as well as advertising works. Brightness, static colors and color changing effects can be adjusted via infrared remote control. Easy to use: You just need to connect the load lines and power lines, make sure all connections correct before power switches on.