DTS (Digital Theater Systems) is a standard home theater audio format developed in 1993 to compete with Dolby Digital. If used in your home theater system, it provides surround sound for 5.1, 6.1, and 7.1 setups. Compared to Dolby Digital, DTS uses higher bitrate, thereby offering superior sound quality.
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AIiF (Apple Interchange File Format/Audio Interchange File) is a sound format used on Mac OS X. It comes with a .aiif filename extension and .aif when used on Windows. An AIF file features raw sound data like sample rate, bit depth, and channel (mono/stereo). This file format is also accepted on most CD writers.
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