Jbl Synthesis Project K2 S9900 Floorstanding Speakers Used Demo. Low Use. 1Yr Used Wood Grain Finish. Us$ 15000 Negotiable Prices. Description 3-Way 15 Floorstanding Loudspeaker Frequency Response 48Hz €“ 50 Khz Low Frequency Extension 33Hz Recommended Amplifier Power 500 Watts Sensitivity (2.83V @ 1M) 93Db Nominal Impedance 8 Ohms, 7 Ohms Minimum At 100Hz, 4 Ohms Minimum At 40 Khz Crossover Frequencies (Hz) 900Hz (24Db/Octave) 15 Khz (24Db/Octave, High-Pass Only) Ultrahigh-Frequency Drive Components 1€ (25Mm) Magnesium Compression Driver (045Be-1) High-Frequency Drive Components 4€ (100Mm) Magnesium Compression Driver (476Mg) Low-Frequency Drive Components 15€ (380Mm) Pulp-Cone Woofer (1500Al-1) Height 47-5/16 (1200Mm) Plus 0.8€ (20Mm) For Feet Width 22 (560Mm) Depth 13-13/16€ (350Mm) Weight 182 Lb (82.7Kg)