Highway Hi-Fi was a system of proprietary players and seven-inch phonograph records with standard LP center holes designed for use in automobiles.

Records for the system were manufactured exclusively by Columbia Special Products, and could hold roughly 45 minutes of music or an hour of speech per side.

A tone arm, including sapphire stylus and ceramic pick up, plus storage space for six long-play records make up the unit."

With a tendency to break or malfunction, and a limited number of titles (which were available solely from one label's back catalog), the product was not a commercial success; Chrysler slowly began to pull support for Highway Hi-Fi as early as 1957 when high warranty service costs became evident.

[5] It, too, suffered a short lifespan: the players were even more prone to malfunction than those manufactured by CBS, and standard 7-inch records had their grooves worn down rapidly by the high stylus pressure used to prevent skipping.