KEF CI 900ACE

Three-way Uni-Q Array / Aluminum Baffle & Integrated Back Box. Frequency Response with back can/rear enclosure 60 - 27kHz +/-6dB. Nominal Impedance 8ohms Sensitivity (2.83V @ 1m) 88dB Frequency Response +/-6dB 2pi/open-backed. Product External Dimensions (Height / Width / Depth)700mm (27.56in.) / 252mm (9.92in.) / 105mm (4.13in.). Cut-out Dimension (Height / Width) 660mm (25.98in.) / 209mm (8.23in.)

EACH.