The Sherwood AD-2220 CP Integrated Stereo Amplifier is a vintage unit that has been tested and is in great working order. Made in Korea, Republic of, this unit is a rare find for any collector of vintage audio equipment. With its Sherwood brand name and classic model number, this unit is a must-have for any audiophile looking to enhance their vintage audio setup. Don't miss out on the opportunity to own this piece of history in consumer electronics.