–  2-way floorstanding speaker  Enclosure type: bass reflex  Bass driver: 5″(130mm) composite fibre x2  Treble driver: 25mm microfibre dome  AV shield: No  Sensitivity (2.83V @ 1m): 89dB  Recommended amplifier power: 30-120W  Peak SPL: 105dB  Nominal impedance: 8Ω Compatible  Minimum impedance: 4.3Ω  Frequency response (+/-3dB): 45Hz ~ 20kHz Bass extension (-6dB): 40Hz  Crossover frequency: 3.0kHz  Cabinet Volume (in litres): 29L  Height (on plinth): (900+20) mm  Width: 200mm Depth (with terminals): (265+8)mm Carton size: 385 x 315 x1015mm  Net weight: 15.5kg/pcs  Gross weight: 18.5kg/ctn