Frequency Response 73Hz-20KHz ± 3dB Sensitivity 94dB @ 2.83V / 1m  Nominal Impedance 8 ohms compatible  Power Handling 50W RMS / 200W Peak  High Frequency Driver 1″ (2.54cm) Silk dome twetter Low Frequency Driver 8″ (20.32cm) woofer Dimensions(HxWxD): 273 mm x 273 mm x 115 mm. Cutout Dimensions: 249 mm. Mounting Depth: 113 mm. Weight:3,36 kg. Included: Flat Paintable Magnetic Grille