The Sony CFD-19 and CFD-S01 Cassette CD Boomboxes are portable audio devices that combine a CD player with a boombox design, allowing users to enjoy music on-the-go. These models are specifically designed for use with CDs and feature a compact, easy-to-transport design. With the Sony brand reputation for quality electronics, these boomboxes provide a convenient listening experience for those who prefer a portable stereo system.

   They definitely need a clean the bigger one the cassette does not turn did not test the CD the little one seems like the cassette or the CD worked.