CDi Series has been designed and built for installed applications. Front panel LCD screen to guide installers through their configs. Onboard DSP for loudspeaker signal processing, including crossovers, EQ filters, delay, and output limiting. Up to 20 user defined DSP presets are available. Switch-mode universal power supply, function indicators, proportional-speed fan-assisted cooling, removable Phoenix-style inputs, barrier strip outputs for low-Z or 100V/140V loads, short-circuit protection.