KLH Audio is an audio company founded in 1957 in Cambridge, Massachusetts, by Henry Kloss, Malcolm S. Low, and Josef Anton Hofmann. KLH has deep roots firmly planted in high-fidelity sound reproduction as a groundbreaking company of firsts. It introduced some of the bestselling loudspeakers in the world, including the Model Five, Model Six, and Model Seventeen, featuring the acoustic suspension loudspeaker design originally developed by Edgar Villchur and Henry Kloss.