The Denon AVR-1508 is an audio/video receiver that was released in 2007. It has a power output of 75 watts per channel and supports surround sound formats like Dolby Digital and DTS. It features multiple HDMI inputs and outputs, allowing for easy connectivity with various devices. The receiver also includes an AM/FM tuner and has a remote control for convenient operation. The AVR-1508 is known for its reliable performance and user-friendly interface.