10-Inch High Quality White Polypropylene Cone Santoprene Surround Water-resistant Construction 2 Way Attachable Grille Design 2-Inch High Temperature TIL Voice Coil 60 Oz Magnet Structure 600 Watts Rated Peak Power Frequency Response: 35Hz-3.2K Hz 4 Ohm Impedance Fs:37, Qms:8.793, Qes:0.854, Qts:0.771,X-Max(mm):8.9 Vas (Cu ft)0.94 Sensitivity: 90dB Overall Diameter: 10 3/4-Inch Mounting Depth: 4 7/16-Inch