IC 6 PRO A is a ceiling loudspeaker with a 25 W DMX controlled amplifier. It uses a DMX channel to control the volume, as well as to turn the amplifier on and off (Standby mode for energy saving). It has DIP switches on the back to select the start DMX channel. The included class D amplifier features an output power of up to 25W @ 8 ohms. The balanced input allows working with long distance cables.