Many moons ago, I have this thought of digital surround sound processing will get discrete vertical sound field over your head, from a pair of ceiling speakers, to create a much realistic Home-Theater experience in your living room. Dolby’s Lab has done it, but with a set of speakers above the front channels. A much logical solution without having to install speakers on your roof. The Dolby Pro Logic IIz now features up to 9.1 channels playback system that enhances the spaciousness of music, movies, and video games, and Onkyo is the first manufacturer to provide the new dimension sound effect with the introduction of TX-SR607 AV receiver.
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