The Teac CD-P 4000 is a versatile compact disc player that combines playback functionality with additional features, including MP3 and WMA file compatibility. It caters to various playback formats, ensuring a wider range of media options for users. The unit typically features a robust build quality, designed for longevity, and has a user-friendly interface for ease of operation. The CD-P 4000 is equipped with a high-quality digital-to-analog converter (DAC), which contributes to the audio performance, producing clear and detailed sound reproduction. It usually includes standard playback controls and may support features such as track programming and repeat playback. Connectivity options often include analog output and digital outputs for interfacing with different audio systems. This model serves as a practical choice for those looking to play CDs as well as digital files, making it suitable for both casual listeners and more discerning users.