DESC: The AVR-1707 delivers dynamic, room-filling surround sound from all your movies, TV shows, music, and video games. It combines the high-current amplification for seven speakers, advanced digital processing, a wealth of convenience features, and our famously rugged construction. The result is a powerful and versatile receiver that will serve as the heart of a great home theater system. The convenient Auto Setup function on the AVR-1707 automatically fine-tunes your system's performance for optimal sound with your specific speakers and room. Just plug in the included microphone and place it in your favorite listening seat ? the AVR-1707 takes care of the rest, adjusting the level and delay settings for every speaker in your home theater. Component video conversion streamlines TV hookup and switching between sources. All video signals can be passed from the receiver to your TV via a single component video connection.