The Sony WM-FX28 is a portable cassette player and radio that combines practicality with compact design. It features FM/AM radio tuner capabilities, allowing users to enjoy their favorite radio stations along with cassette playback. The device includes a built-in speaker for listening without headphones, enhancing its portability. Additionally, it has a headphone jack for personal listening, supporting various headphone types. The device is powered by batteries, making it suitable for on-the-go use. It is designed with user-friendly controls for easy navigation through tapes and radio frequencies. Notably, it has an anti-rolling mechanism that helps maintain tape integrity during playback, providing a better listening experience. The overall design reflects Sony's commitment to durability while maintaining a lightweight form factor suitable for casual use.