prv 10MR1000 Audio 10" Cast Aluminum Basket, 500W Extreme midrange performance for high SPL applications. Low qtrs motor for supreme control; Heavy duty cast-aluminum frame; Kapton former; Vented pole piece. Nominal impedance: 8 ohms; Rated power handling: 500 watts; Program power: 1000 watts; Sensitivity (1W/1m): 99 dB; Resonance frequency (Fs): 61.61 Hz; Frequency range at -10 dB: 60 - 6,500 Hz. Recommended hi-pass x-Over: 220 Hz (12 dB/octave); Xmax: 5 mm; Voice coil diameter: 2.5 inches; Magnet material: ferrite; Frame material: diecast aluminum. Weight: 14.26 lbs; Mounting depth: 4.92 inches (125 mm)