The Sony WM-35 is a compact cassette player that belongs to Sony's Walkman series. This particular model offers a lightweight and portable design, making it suitable for on-the-go listening. The WM-35 features a simple user interface, including basic controls for play, stop, fast forward, and rewind functions. It is equipped with a built-in speaker for immediate playback of tapes without the need for external headphones. Additionally, the WM-35 has a headphone jack, allowing users to connect their headphones for a more private listening experience. The device typically operates on AA batteries, providing decent battery life for extended use. As a mono playback unit, the sound output is satisfactory, capturing the essence of the cassette recordings as intended. This model exudes the classic Walkman aesthetic, marked by its straightforward design and functionality commonly appreciated during its time of release.