10'' In-Wall High Power Subwoofer: "10'' In-Wall High Power Subwoofer 2.0'' High Temperature Dual Voice Coil Power Handling: 180W RMS, 360W Peak Frequency Response: 40Hz - 3K Hz 8 Ohm Impedance Overall: 12.2''(W) x 12.2''(H) x 4.2'' (D) Cut out: 10.8''(W) x 10.8''(H) x 3.8''(D)