Sound Storm EV5000D Car Amplifier &ndash; 5000 Watts Max Power, 1 Ohm Stable, Class D, Monoblock, MOSFET Power Supply, Remote Subwoofer Control POWER: Maximum Power Output of 5000 Watts at 1 Ohms into one channel. Maximum Power output of 2500 Watts at 2 Ohms into one Channel. This amplifier is designed to run your subwoofer(s) giving them the power that they need to perform as they were meant to HIGH LEVEL INPUTS: Speaker level inputs are commonly referred to as high-level inputs. This input will be used to connect the EV5000D to your factory radio or aftermarket radio that does not have low-level (RCA) inputs. LOW LEVEL INPUTS: Line level inputs, also known as RCA inputs or low-level inputs, use RCA interconnect cables to link the EV5000D with the source unit. Most aftermarket radios have multiple pairs of RCA outputs that can connect to multiple amplifiers LOW-PASS CROSSOVER: A low-pass filter is an electronic circuit that removes all the notes below the filter's frequency setting. A low-pass filter will primarily keep high notes out of your subwoofer(s) VARIABLE BASS BOOST: Variable Bass Boost allows you to adjust the low bass within the boost range to just the way you like it DIMENSIONS: The EV5000D is 19.4 inches in Depth, 10 inches in Width and 2.3 inches in Height. It can be installed in a variety of different places due to its slim design WARRANTY: Sound Storm provides a Powerful 6 Year Platinum Online Dealer Warranty so long as the purchase is made through Amazon Dot Com