The Pioneer SG-9800 12-Band Stereo Graphic Equalizer is a vintage audio unit manufactured in Japan in the 1980s. This silver-colored equalizer features Dolby surround sound formats and stereo RCA audio outputs and inputs. With a power consumption of 25W, it provides 2 channels and 2 inputs. This analog unit from Pioneer is a reliable and high-quality choice for enhancing your home audio experience.