The Denon AVR-1905 is an audio/video receiver that was released in 2004. It is a 6.1 channel receiver with a power output of 80 watts per channel. It supports Dolby Digital and DTS decoding, as well as DTS-ES Discrete 6.1, DTS-ES Matrix 6.1, and Dolby Pro Logic IIx. The AVR-1905 also has a variety o...