The Pioneer CT-301 is a compact cassette player that was first introduced in the late 1980s. It was a popular model in the Pioneer lineup because of its high-quality sound reproduction and durable build. Some of the features of the CT-301 include auto reverse playback, Dolby B and C noise reduction, and adjustable bass and treble controls. It also has a baffle structure design that reduces resonance and distortion. Overall, the Pioneer CT-301 was a reliable and well-regarded cassette player in its time.