The Sony STR DA5400 ES 7.1 channel AV receiver is a high-quality audio device that delivers immersive sound experience for your entertainment needs. As a product from the renowned brand Sony, you can trust that it offers top-notch performance and compatibility with other Sony products. With its 7.1 channel configuration, this AV receiver provides a surround sound experience that will enhance your viewing or listening pleasure. Whether you are connecting it to your home theatre system or your computer, the Sony STR DA5400 ES ensures a seamless audio experience.