A range of replacement chassis speakers suitable for use as woofers in full-range speaker cabinets.Impedance[tab]8 ohmsPower max.[tab]150W[br]Power rms[tab]75W[br]Magnet size[tab]100 x 18mm[br]Diameter[tab]20cm (8")[br]Frequency response[tab]55Hz - 8kHz[br]Magnet weight[tab]560g (20oz.)[br]SPL @ 1W/1m[tab]91dB[br]Voice coil[tab]25mm (1")[br]Dimensions[tab]83mm x 210mmØ[br]Weight[tab]1.11kg