Founded in 1980, AudioQuest is a manufacturer of High-Performance Audio, High-Performance Cable, Digital-to-Analog Converters, AC Power conditioners, Audio Accessories, Phono Cartridges, Custom-Install av cables, Record-Cleaning Brushes, Digital Cables, HDMI, USB, Analog Cables, High-Fidelity Sound, Toslink, Coaxial, Adaptors, RCA, XLR, SPDIF, and Hybrid Active Optical HDMI