News — mp4 player battery

Many people like music; it is part of our lives. You listen to music at the gym, after a long day of work, after school, on the bus journey. The MP3 file format is more than 20 years old. During this time, MP3 has been surpassed by other file formats, MP4. MP4 is the next generation of MP3. MP3 is a short-form for MPEG3. Its file size is smaller than CDs. They only take up to 1/10 of the storage size compare to a CD audio track. MP3 compress and decompress digital sounds. It is known as codec. Many audios...