Ideal for two-way sound reinforcement systems, keyboard, guitar combos. Specifications: *Power handling: 150 watts RMS *VCdia: 1.5" *Le: 0.66 mH *Impedance: 8 ohms *Re: 5.31 ohms *Frequency range: 57-4,500 Hz *Magnet weight: 20 oz. *Fs: 50 Hz *SPL: 95.6 dB 1W/1m *Vas: 2.9 cu. ft. *Qms: 5.21 *Qes: 0.66 *Qts: 0.59 *Xmax: 3.2 mm *Dimensions: Overall Diameter: 10.11", Hole Diameter: 9.13", Mounting Depth: 3.9". * Kapton coil former * Polyamide-imide coated copper voice coil * Ferrite magnet * Pressed steel basket * Paper cone * Cloth accordian surround * Solid composition paper dust cap