all-in-one integrated systems, also known as shelf stereos or mini component systems, became popular. "Midi"-style systems (mimicking the appearance of a stacked component-based system) were popular during the 1980s. These typically included a record deck, tuner, dual cassette deck, amplifier and separate speakers. Some later midi systems also included a CD player in the main unit in addition to the turntable.

The compact disc first appeared in the early 1980s, and