Type2 ½-Way, Bass Reflex Woofers 2 × 150 mm Ø, AS Woofer Tweeter JET 6 Crossover Frequency 450 | 2400 Hz Frequency Range 34 - 50,000 Hz Sensitivity 87.5 dB at 2.83 V/m Suitable for amplifiers from 4Ω - 8Ω Recommended Amplifier Power 40 - 250 W/channel Nominal | Peak Power Handling 120 W | 160 W Nominal | Minimum Impedance 4Ω | 3.6Ω Finishes Black High Gloss, White High Gloss Height x Width x Depth 190 x 500 x 248 mm Weight 12.0 kg