The Dual CL 111 is a wideband closed loudspeaker manufactured in Germany between 1972 and 1974. It features a compact design with dimensions of 300 mm in height, 195 mm in width, and 130 mm in depth, weighing approximately 1.5 kg. The loudspeaker is constructed with a 1x 260x130 mm driver and has a frequency response of 80 to 16,000 Hz (DIN), with an impedance of 4 Ohms. This model has an original price of around 88 DM for the natural walnut finish. The design includes a variety of models within the same series including CL 112, CL 122, CL 132, CL 142, CL 143, CL 172, and CL 173. The CL 111's nominal power handling is unknown, but it is rated for a music power handling of 6 Watts.