The Sony WM-GX680 is a compact cassette player that features a functional design meant for ease of use and portability. It is equipped with a variety of features including Dolby B noise reduction, which helps improve sound quality by reducing background noise. The device has an automatic tape selection feature that detects the type of cassette being played, allowing it to optimize playback settings accordingly. The WM-GX680 is designed with an ergonomic layout including a large play/stop button and a convenient rewind/fast forward mechanism. It is powered by a set of AA batteries, making it suitable for on-the-go music listening. Users can also benefit from a built-in speaker for casual playback without headphones. The cassette player features a headphone jack for private listening and has a robust construction that is capable of withstanding everyday use. The device typically includes a belt clip, allowing users to secure it while moving, making it a popular choice for outdoor activities. Overall, the Sony WM-GX680 delivers a solid performance for cassette enthusiasts.