The Sony WM-F200 is a portable cassette player and AM/FM radio that was popular in the late 1980s. It features a compact design that allows for easy portability, making it ideal for users who enjoy listening to music on the go. The device is equipped with a built-in speaker and an integrated headphone jack for private listening. The radio section can receive AM and FM broadcasts, providing a wide range of listening options. The cassette player supports normal, metal, and chrome tape formats, allowing for versatility with different cassette types. Users can easily navigate through their cassette tapes with the play, stop, rewind, and fast-forward functions. The device is powered by batteries, enabling it to be used without needing to be plugged into a wall outlet, and it includes a battery indicator to alert users when power is low. Design-wise, it usually comes with a simple interface, featuring buttons and a dial for radio tuning. The build quality is generally robust, typical of Sony's portable products during that period.