Eminence ME12 Recommended for professional audio as a mid/hi or full-range in a vented enclosure. Specifications: *Power handling: 450 watts RMS *VCdia: 3" *Le: 0.77 mH *Impedance: 8 ohms *Re: 5.41 ohms *Frequency range: 62-4,200 Hz *Magnet weight: 80 oz. *Fs: 45 Hz *SPL: 99.3 dB 1W/1m *Vas: 4.0 cu. ft. *Qms: 7.76 *Qes: 0.28 *Qts: 0.27 *Xmax: 3.2 mm *Dimensions: Overall Diameter: 12.26", Cutout Diameter: 11", Mounting Depth: 5.63".