Geek Squad Certified Open Box. (See more details below). Enhance your home entertainment experience with Sony's STR-DH590 AV receiver. With support for 4K resolution and High Dynamic Range, along with next-generation audio formats, this receiver is engineered to provide gorgeous pictures and studio-quality sound. Factor in the sleek minimal design and you have the ultimate in high-end tech. | Open Box - Sony STR-DH590 5.2 Channel 4K Ultra HD AV Receiver