Specifications Bass: - 16 cm (6") WCF Megawoofer bass, rear reflex loaded Mid: - rectangular 10 x 20 cm (4 x 8") Neo ribbon, 280 Hz - 6.9 kHz Treble: - FST, 6.9 kHz - 30 kHz Impedance & Sensitivity: - 8 Ohm (5.6 min.) 90 dB/1W/1m Power handling: - 150 W rms /4 Ohms, 20 W min. Frequency response: - 42 Hz-25 kHz +0/-3 dB Dimensions & Weight: - 61H x 25W x 33D cm, 18 kg (24"H x 10"W x 13"D, 40 lbs) Output levels and distortion: - max. 1% THD fullrange / 1 W, max. 110+ dB SPL / 1 m Finishes: - standard lite oak, dark oak. Optional MLS rosewood, african ebony, maple, piano black