Features Four Channel Amplification 4 x 250 Watts MAX Output 2 x 500 Watts Bridged Dual Fully Adjustable Electronic Crossovers Dual Variable Bass Boost (0~12db @ 60 Hz) Digital VU Level Meters Plexi-glas Top Panel Soft Turn On/Off Circuit 2 Ohm Stereo Stable Bridgeable into 4 Ohms Dual MOSFET PWM Power Supplies Variable Gain Control Remote Turn On Heavy Duty Aluminum Alloy Heatsink Hi/Lo Level Inputs Gold Plated High Impedance Input High Level MOLEX Input Power and Protection LED's S/N Ratio: >95dB Frequency Response: 15-30k Hz THD: <0.04% Fully Protected Circuitry Dimensions: 10.5"W x 2.15"H x 16" L