The dspMusikLCD uses 4-AKM AK4495EQ DAC's and AK5497 ADC. The ADC has Minimum Phase filter capability. The DAC's have 5 different filter styles that are user selectable. Both the ADC and DAC filters can be accessed and changed via the remote control.
Here are the impulse response types available on the AK4495EQ, the only one not available is the low dispersion filter that is on the AK4497 DAC only.