Type: 3-way surround speaker Enclosure Type: closed box Bass Driver: 6.5" (150mm) black woven Kevlar® cone Midrange Driver: 2x 2" (50mm) soft dome Treble Driver: 2x 55 x 80mm AMT Sensitivity (2.83V@1m): 88 dB Recommended Amplifier Power: 25 - 120 W Peak SPL: 96 dB Nominal Impedance: 4Ω (compatible 8Ω) Minimum Impedance: 3.9Ω Frequency Response (±3dB): 80 Hz ~ 24k Hz Bass Extension (-6dB): 70 Hz Crossover Frequency: 2.3 kHz, 6.5 kHz