Taramps DSP-1600.1 1600 Watts-RMS Compact Car Amplifier Digital Signal Processor Full Range Monoblock 1-Ohm Stable Max output power @ 13.8 VDC (2/4/8 ohms): 1976/1304/751W RMS Max output power @ 12.6 VDC (2/4/8 ohms): 1600/1066/620W RMS Analog digital converter (adc 110Db dynamic range) and digital signal processing (DSP): 24 Bits, 96Khz Input sensitivity for Max power: 250Mv (vol=100%) Frequency response: 22Hz - 20Khz (@-1Db), 18Hz - 30Khz (@-3Db)