The Aiwa CS-880 is a vintage portable cassette player and recorder that was released by the Japanese electronics company Aiwa in the late 1980s. It is well-known for its sleek design, high audio quality, and advanced features, such as Dolby B and C noise reduction, digital tuning, and three-speed playback (1.8x, 3.6x, and 7.5x). The CS-880 was considered a top-of-the-line product in its time and is still highly regarded by audiophiles and collectors today. It is powered by four AA batteries and can also be connected to an AC adapter or external power source using the included plug. Overall, the Aiwa CS-880 is a true classic of the portable audio world.