Do you think great video deserves great audio? We do, too. And QuickTime 7 Player delivers truly outstanding multi-channel audio. In fact, it provides you with up to 24 channels of audio. So if you watch a movie that offers surround sound, you’ll be amazed at the heightened audio experience you’ll enjoy from your Mac or PC and your surround-sound speakers. A really good sport, QuickTime 7 Player supports a wide-range of industry-standard audio formats, including AIFF, WAV, MOV, MP4 (AAC only), CAF and AAC/ADTS.
Alongwith this i have created a Fix for resolving the Error 46 which comes in Vista !!!