The KEF C 85 is a floor-standing loudspeaker that was manufactured by KEF, a British audio company. It was part of their C Series loudspeaker lineup. The C 85 featured a two-way bass reflex design with a 200mm (8-inch) woofer and a 25mm (1-inch) tweeter. It had a frequency response range of 60Hz to 20kHz and a nominal impedance of 8 ohms. The speaker cabinets were constructed using high-density fiberboard (HDF) and were available in various finishes. The KEF C 85 was popular in the audio enthusiast community for its accurate sound reproduction and overall build quality.