Zapco DSP-Z8 IV AT 8 Channel DSP Cirrus Logic Processor and Remote ControlDSP Z8 IV AT 8 Ch. DSP with AutoTune New features, new control even improved sound quality. DSP Processor: Cirrus Logic CS47048 Power: 150 MHz 32 bit 192 KHz 8 Channels IN, 8 Channels OUT ADC: Cirrus Logic CS47048 32 bit 192 KHz ADC Dynamic Range THD: 108 dB 98 dB DAC: Cirrus Logic CS8422 24 bit 192 KHz DAC Dynamic Range THD: 140 dB 120 dB Low level (Pre) Sensitivity: 1 5 VRMS High Level (Spk In) Sens.: 2 20 V Digital Inputs: 24 bit 192 KHz Frequency