DESC: The DHT-487DV Home Theater System brings you the sonic and visual expertise of Denon's acclaimed separate components, acoustically matched loudspeakers in a simple and ready-made package for almost any environment.The receiver is equipped with 5 channels of high current amplifier power and DSP processing technology like that found on Denon's more expensive receivers, and also equipped XM-HD Surround and iPod command and control, while the DVD player has HDMI output and scaling function. The speakers feature Denon design and engineering with the added benefit and expertise of European Sound Designers tuning, to bring you the finest in audio playback reproduction.The DHT-487DV Home Theater System includes AV Receiver AVR-487, DVD Player DVD-557, Speaker system SYS-57HT.