Denon AVR-E400 - 7.1 Channel Surround Sound A/V Receiver. The AVR-E400 7.1 Channel Network Home Theater Receiver from Denon provides powerful surround sound performance with advanced networking technology. Network functionality supports Internet radio services such as SiriusXM and vTuner, as well as Apple's AirPlay technology. The sophisticated video processor includes SD-to-HD up-conversion, along with 4K Ultra HD (3840x2160) for the next generation of 4K Ultra HDTVs. Additionally, a simple interface provides quick and easy setup so you can start enjoying your multimedia right away. Setup is a breeze, thanks to the on-screen graphical display, which combines large, clear text and icons, so you can easily make all necessary adjustments and settings during setup, to quickly and easily optimize the AVR-E400 for your particular speaker setup and source equipment. The exclusive Denon Setup Assistant easily walks you through the whole process. And Get the Denon AVR-E400 - 7.1 Channel Receiver just $349.99. Plus Free Shipping No Sales Tax [except CA, CO, MA, MI, OH, RI] when you use Promo Code: FALL34.