The Harman Kardon AVR-146 is a 5.1 channel HDMI home theater receiver manufactured in 2007. It features Dolby Pro Logic II, Dolby Pro Logic, and Dolby Digital surround sound formats, along with a variety of audio inputs like coaxial digital and stereo RCA. This receiver also includes a radio tuner, digital tuner, and internet/media streamer capabilities, making it a versatile option for home audio setups. With 300W of power output and a sleek black design, the Harman Kardon AVR-146 offers high-quality sound and a range of features for an immersive home theater experience.