This Yamaha five-channel receiver gives you solid surround sound performance, in spaces ranging from small apartments to large living rooms. It works with the latest 4K TVs and Blu-ray players for stunning picture quality. And built-in Bluetooth lets you stream music from any app on your compatible mobile device. This 5.1-channel AV receiver brings the best technologies to your home including Dolby Vision, 4K Ultra HD, HDR10 and Bluetooth. *This AV receiver and others available on our online shop are almost new, shop-display-pulls from the US which sustained various degrees of cosmetic damages during transit. They have be refurbished, fully tested, and works perfectly. See pictures for cosmetic condition and specs. Thanks for visiting!