The Denon AVR-2805 is a AV receiver manufactured by Denon. It was released in 2004 and offers features like Dolby Digital EX, DTS-ES Discrete 6.1, and Dolby Pro Logic IIx decoding. The receiver has power output of 110 watts per channel and supports various audio formats and connectivity options including HDMI, component video, optical, and coaxial inputs.