DESC: Setting the reference standard for sound and video quality, the AVR-5308CI is packed with all of the latest technologies for the ultimate home theater experience. Featuring THX Ultra2 certification, the AVR-5308CI features Denon s legendary D.D.S.C.-HD surround sound decoding, employing no less than 3 high speed DSP processors, along with precision Burr-Brown DACs in differential mode on all output channels (12). Able to decode the latest high definition audio formats, such as Dolby Digital Plus, Dolby TrueHD, and DTS-HD Master Audio via the latest HDMI v1.3a specification. Video sources, regardless of resolution or format, are upconverted to high definition via the top-performing Realta HQV video processor, all the way up to 1080p.