Electronics CA 4D 4 Channel system-amplifierSlot for D MOD or F MOD controller TA 4D 4 Channel system-amplifierSlot for D MOD or F MOD controller TA 2D 2 Channel amplifierIntegrated FIRTEC™ DSP D MOD FIRTEC™ Fir filters4 Channel digital control module F MOD FIRTEC™ Fir filters4 Channel digital control moduleSoft menu, all loudspeaker presets stored
