The Sony WM-EX621 is a compact and lightweight portable cassette player that gained popularity in the late 1990s. It features a sleek design with a digital display for easy track navigation. One of the standout features of the WM-EX621 is its automatic music sensor (AMS), which allows users to quickly locate the beginning of tracks without having to fast-forward or rewind manually. The device supports various playback speeds and offers a high-quality audio output, making it suitable for music enthusiasts who enjoy cassette tapes. Additionally, the player comes with a 'M.E.S.' setting, or Music EQ System, which enhances audio playback for a more enjoyable listening experience. The WM-EX621 is powered by standard AA batteries, providing a decent amount of playback time. It also has a headphone jack for private listening and a built-in speaker for added convenience. The overall ergonomic design ensures comfortable handling during use.
