Frequency Range: 45 Hz - 18 kHz (-10 dB) Frequency Response: 75 Hz - 16 kHz (±3 dB) Power Rating: 250 watts continuous pink noise, 1000 watts peak Sensitivity: 96 dB SPL, 1W @ 1m (3.3 ft) Nominal Impedance: 8 ohms Horizontal Coverage Angle (-6dB) 100° averaged 400 Hz to 12 kHz Vertical Coverage Angle (-6dB) 80° averaged 400 Hz to 12 kHz Directivity Factor (Q) 7 averaged 400 Hz to 12 kHz Directivity Index (DI) 8.4 dB averaged 400 Hz to 12 kHz Crossover Frequency: 2.2 kHz High Frequency Contour: ISO2969 Curve X surround contour Polarity: EIA (Positive voltage to RED terminal gives Low Frequency Transducer Nominal Diameter:: 250 mm (10 in) High Frequency Transducer Nominal Diameter: 25 mm (1 in) Downward Firing Angle: Nominal 20° when mounted flush on back panel Enclosure Material: Textured Black H.I.P.S. Plastic Grille Color: Black Input Connectors 5-way binding posts Dimensions (H x W x D) 457 mm x 457 mm x 260 mm (18 in x 18 in x 10.25 in) Net Weight: 8.6 kg (19 lb)