RA is a streaming audio file category format designed to play audio over a wide area network. The RA (RealAudio) file format was developed by RealNetworks in the mid-90s of the last century. The file itself contains encoded audio information, but it may also contain links to audio content. It may contain audio data or reference an audio streaming file. In order to compress the data, they use their own Real compression algorithm with a variable bitrate, as well as a variety of codecs. The .ra file format is a common format required to play streaming audio on the Internet. Real Audio is a standard format for playing audio clips in a web browser. As a rule, they use the RealOne Player to play it. However, due to the fact that it is completely unsuitable and clogged with advertising, they recommend the RealAlternative package. Previously, most radio stations broadcasting online used this particular format. Also until 2009, the format was used on its website by BBC. Currently, the RA format is not so popular among those who broadcast online, since new technologies have already been introduced.
MTS is a video file format needed to play high resolution videos. Such files require AVCHD technology. This format supports 720p resolution and 1080i resolution. Files with the MTS extension are opened using applications installed on Panasonic and Sony high-resolution camcorders. Company data and developed this format. They are the holders of a general patent for the use of the extension. Appliances from Canon and Hitachi also apply this format. MTS is a type of video file that is popular. He found application in the Blu-ray Disc MPEG-2 Transport System. This is an advanced version of the MPEG-2 Transport Stream format for DVDs, Blu-Ray discs, solid state drives or hard drives. Currently used in most modern camcorders. It will not be a mistake to say that this is an analogue of high quality Full HD video standard. The use of the MTS format can be explained by the fact that, as a rule, cameras record on a removable SDHC memory card, and not on the internal memory of the device, which usually does not happen. This approach provided an opportunity to simplify the design of devices and significantly reduce their size.