Planet Audio BB1200.4 Big Bang 1200 Watt, 4 Channel, 2 Ohm Stable Class A/B, Full Range, Bridgeable, MOSFET Car Amplifier with Remote Subwoofer Control 300 W MAX Power @ 2 Ohm x 4 Channels 150 W MAX Power @ 4 Ohm x 4 Channels 600 W MAX Bridged Power @ 4 Ohm x 2 Channels Full-Range, Class A / B Topology, MOSFET Power Supply Low and High Level Inputs, Variable Filter, Variable Bass Boost Remote Subwoofer Control Dimensions: Depth 8.8 x Width 7 x Height 2.4 6 Year Platinum Online Dealer Warranty valid only on products Sold / Shipped by Amazon.com. This offer is not valid on purchases made from third party market place sellers