The Sony ZS-M50 is a portable stereo system designed for playback of various audio formats. It features a compact design with built-in speakers, making it suitable for both home use and outdoor activities. The device is equipped with a CD player, allowing users to enjoy their favorite CDs, along with a cassette player for those who still have cassette tapes. Additionally, it has an FM/AM radio tuner for listening to live broadcasts. The ZS-M50 also allows for audio playback via external sources through a 3.5mm audio input. Additionally, it has a total output power of 2 watts, providing decent sound output for its size. The system is powered by AC power or batteries, offering flexibility for portable use. The build includes buttons for play, stop, rewind, fast forward, and radio tuning, as well as a dial to adjust the volume. Overall, the ZS-M50 is designed for convenience and versatility, appealing to users who enjoy different audio formats.