The Nikko NT-850 is a stereo receiver that took part in the audio equipment market primarily during the 1970s and 1980s. It features a robust design with various connectivity options, including AM/FM radio, and provides multiple inputs for different audio sources. The receiver is known for its ease of use and solid performance, often favored by enthusiasts for its sound quality and capabilities in driving speakers. It typically includes features like tone controls, loudness settings, and possibly even a phono input for turntables, accommodating a range of playback needs.