The Onkyo HT-R520 Home Theatre 6.1 Channel Dolby AV Receiver is a high-quality audio device that supports Dolby Digital Ex and Pro Logic IIx surround sound formats. With a sleek black design and a power output of 120W, this receiver is perfect for creating an immersive home theatre experience. Featuring stereo L/R RCA audio outputs and inputs, as well as digital features, the Onkyo HT-R520 is a versatile unit that can enhance your audio experience with its 6.1 channel setup. This A/V receiver is ideal for those looking to enjoy clear and powerful sound from their TV, DVD, and CD players.