Denon AVR-E400 Integrated Network AV Surround Receiver with Airplay (Black). The AVR-E400 is a powerful high-performance 7.1-channel AV surround receiver that lets you enjoy HD and 3D movies in remarkable spacious surround sound. This receiver is equipped with advance video circuitry capable of upconverting 1080p video signals to 4K Ultra HD (3840x2160 pixels) video signals. Video images at this resolution are dazzlingly vibrant and sharp. With Denon’s exclusive Setup Assistant, the east-to-follow instructions on you HDTV screen help you to quickly and easily set up the ideal acoustic parameters for your listening space. In addition, you can assign 2 channels of the AVR-E400’s 7-channel amplifier to provide amplifier power for stereo sound enjoyed in a separate room. And buy this product you can Get Free Shipping on a Denon AVR-E400 Integrated Network AV Surround Receiver w/ Airplay (Black) for $349 at Rakuten.com, a $250 Savings!