The Sony WM-EX 674 is a compact, portable cassette player designed for music enthusiasts who appreciate the nostalgic charm of cassette tapes. This model features a sleek design with a lightweight construction, making it easy to carry around. One of its key features includes auto-reverse playback, allowing users to listen to both sides of a tape without needing to manually flip it over. The player is equipped with a headphone jack and offers volume control for personalized listening experiences. Additionally, it has a built-in radio tuner, allowing users to enjoy AM/FM broadcasting alongside their cassette collection. The battery life is decent, providing extended usage on a single set of batteries, complimented by an energy-saving mode that helps conserve power. The WM-EX 674 supports Dolby noise reduction technology, which minimizes background noise, enhancing the audio clarity of the playback. The device is typically powered by two AA batteries and features a simple user interface with an anti-roll mechanism to prevent tape jams. Its classic design and straightforward functionality make it a choice for those who appreciate vintage technology while enjoying music on the go.