75 x 4 MAX @ 4 Ohms200 x 4 MAX @ 2 Ohms400 x 2 MAX BRIDGED @ 4 Ohms800 WATTS MAX1 X 25 AMP FUSE MOSFET Power Bridgeable Trimode Operation Hi/Low Level Inputs Variable Bass Boost Hi/Low Pass CrossoverDimensions (WxHxL) 10" x 2¼" x 8"