The Hitachi D-22 S is a stereo cassette deck that was produced during the late 1970s to early 1980s. It features a sleek design typical of that era, with a metal front panel and illuminated controls. The D-22 S is built for performance and offers high-quality audio playback and recording capabilities. It typically supports standard cassette tapes and includes various functions such as play, rewind, fast forward, and stop, alongside an auto-stop feature to prevent tape damage. The unit's ability to handle different tape types and bias settings allows for a more tailored audio experience. Some models also include Dolby noise reduction technology to enhance sound clarity and reduce hiss, making it suitable for capturing music and other audio content. The D-22 S is appreciated for its solid build quality and ease of use, making it a popular choice among audio enthusiasts looking for a reliable cassette deck.