What is a MP3, MP4 Player?
An MP3 player is a portable audio player that plays MP3 files. MP3 is a common audio format for consumer audio storage and it greatly compresses the data required to represent the audio recording. MP3 players can also be used to store any type of file (similar to USB drives) and transfer it from one device to another, but they will only play audio files. An MP4 player is a portable media player that plays both audio and video files. It also can also be used to store any type of file (similar to USB drives) and transfer it from one device to another. MP4 are considered the gold standard for all types of streaming and broadcast applications online. MP4 is accessible and easy to use for both businesses, as a sales and marketing tool, and residential users, who can view, swap, and create their own streaming media in the MP4 format.