The Canton Karat CL 400 is a loudspeaker system produced by Canton, a German audio company. It was part of the Karat series, which was known for its high-quality sound reproduction. The CL 400 model featured a 3-way design with a bass reflex system, delivering a frequency response of 30 Hz - 30 kHz. It had a power handling capacity of 120 Watts and impedance of 4-8 Ohms. The cabinet was made of quality materials and had a sleek design. The speaker was praised for its clarity and accurate sound reproduction.