There are many different DVD ripping software on the market, but most of them can only export stereo audio. Besides, it’s a tough task to deal with kinds of DVD copy protections of commercial DVDs. In the circumstances WonderFox DVD Ripper Pro stands out. The powerful software can easily remove DVD copy protections, and extract 5.1 audio from DVDs as you wish. Its interface is straight-forward and concise. For both experienced and new users, WonderFox DVD Ripper Pro is absolutely a useful and easy tool. Let’s see how to convert DVD to 5.1 audio.