Wharfedale DP-4065 8Ω Stereo: 4 x 650W 4Ω Stereo: 4 x 1100W 2Ω Stereo: 4 x 1700W 16Ω Bridged: 2 x 1300W 8Ω Bridged: 2 x 2200W 4Ω Bridged: 2 x 3408W