This Sony stereo receiver is a top-of-the-line model from the 1990s, offering features like AM radio tuning, Dolby Surround sound, and a headphone jack for private listening. It has a sleek black design and is a unit type device with 4 audio inputs and 3 outputs. The amplifier class is AB and it has a power output of 100W. The Sony STR-D590 has been tested and is in excellent working condition. It comes with a 1-month manufacturer warranty and was made in Malaysia. This stereo receiver is perfect for home audio setups and is compatible with a variety of devices. Buy with confidence knowing you are getting a high-quality product.