MTS is a filename extension for an Advanced Video Coding High Definition (AVCHD) video file. It contains a .mts filename extension and contains a HD MPEG video captured using certaing camcorder models like JVC, Sony, Canon, and Sanyo. It can support up to 1080i x 720p HD videos and can open on multiple software.
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AA (Audible Audio) is an audio container format with a .aa filename extension and is used to store audiobooks. It can contain audiobook features such as spoken-word audio, bookmarks, chapter markers, and more. This format is supported by portable devices like Apple iPod, Amazon Kindle, ScanDisk Sansa, Creative Zen, and more.
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