POWER ACOUSTIK BLADE1-1200D Blade Amplifier 1 Channel Mono Compact 5 Chassis Design for Installation Versatility Hybrid Aluminum Alloy Die cast Heatsink for Optimum Dissipation MOSFET Power Supply w/ Audiophile Grade IRTM Transistors Military Grade SMT PCB Maintains Dynamic Performance 2-Ohm Stable Class A/B Monoblock Operation 8g Power/ Ground Wire Terminals Dimensions: 8" X 5" X 2" Direct Short, Thermal, & Overload Circuits Protect Amplifier 200mv-6V Low Level RCA Inputs 12dB High Pass or Low Pass Crossovers