MB Quart RA1-1100.4 Reference 1100 Watt Amplifier - 4 x 275W @ 2 Ohms, 4 x 160W @ 4 Ohms head unit Alpine's HDS-990 digital media player

Alpine's HDS-990 digital media player doesn't do a lot of things you expect from a traditional head unit

so the sub can turn out louder

600 watts RMS x 1 at 1 ohm

just like its many predecessors have

com/products/nakamichi-nam5310-m7

MB Quart RA1-1100.4 Reference 1100 Watt Amplifier - 4 x 275W @ 2 Ohms, 4 x 160W @ 4 Ohms head unit Alpine's HDS-990 digital media playerProduct info: 4 channel car amplifier Low Noise Preamplifier Circuit Q Stasis Pre Amplifier Stage: Maximum low voltage signal from the source unit comes into the amplifier circuit with minimal distortion. RCA Inputs Nickel Plated: High temperature impact resistant with hex screw terminals that allow for secure connections and is erosion resistant. High Level Inputs See Auto Sense Feature Operation Mode 2 4 Channel Crossover Type Variable electronic