This receiver packs on-board decoding for THX Surround EX, DTS-ES, and Dolby Digital encoded DVDs, plus a variety of ways DTS Neo:6, Pro Logic II, and Denon's Widescreen 7.1 to get thrilling multichannel sound out of stereo and Dolby-encoded sources. For pristine execution of all this high-end digital processing, the AVR-4802's DDSC-Digital (Dynamic Discrete Surround Circuit) configuration utilizes two advanced 32-bit SHARC processors. The backlit touchscreen LCD remote makes system control easy it even has a USB port that lets you backup and program settings using a compatible PC. And when you add the optional base station/charger, the remote becomes RF (radio frequency) capable. This lets its signals pass through walls, giving you system control from anywhere in your home a great feature when you're using the AVR-4802's multi-room capability.