Car Amplifers | BOSS Audio PV3700 Phantom 3700 Watt, 2/4 Ohm Stable Class A/B, 5 Channel, Full Range, Bridgeable, Mosfet with Remote Subwoofer Control 550 W MAX Power @ 2 Ohm x 4 Channels 275 W MAX Power @ 4 Ohm x 4 Channels 1100 W MAX Bridged Power @ 4 Ohm x 2 Channels 1500 W 5th Channel MAX Power @ 2 Ohm x 1 Channel 750 W 5th Channel MAX Power @ 4 Ohm x 1 Channel Low and High Level Inputs, Variable Filter, Variable Bass Boost, Red LED Backlit Illumination, Remote Subwoofer Control Dimensions: Depth 17 x Width 10.3 x Height 2.3 Inches 6 Year Platinum Dealer Warranty