The Onkyo SC-590 is a pair of loudspeakers manufactured by Onkyo between 1995 and 1997. Each speaker is rated at 130 watts and designed for a 4-ohm impedance load. They have a robust wooden construction, contributing to their aesthetic and acoustic properties. The dimensions of each speaker are 42 cm (height), 22 cm (width), and 27 cm (depth). Users report that the speakers produce excellent dynamics, strong bass response, and clear treble, making them pleasurable for various audio applications. They are generally found in good condition, with some minor cosmetic signs of use such as scratches or wear on the grilles. In terms of price, these speakers were originally priced around 498 DM per unit. The color options include beech or black, catering to aesthetic preferences. The SC-590 belongs to a series that includes other models like SC-290, SC-390, SC-480, and SC-595, among others.