To listen to music anytime, anywhere.Actually, as soon as the first device capable of playing music in their heads inventors, as well as ordinary members, began to dawn thought: Is that the equipment can be so mobile and small, to help with the music we listen to every point properly? . Due to the weak development of technology in those days, this question remained unanswered until the appearance of the prototype of todays market for portable music players - Walkman Played by the media was the cassette tape device, prone to wear and have a limited capacity. In todays portable music player this problem do not exist. The music is not moving on the computer, and it is in the form of digital files, most commonly in MP format. The amount of music we can to accommodate the hardware that decides the capacity of the disk. Under the biggest you can fit even a few thousand songs! In addition to todays portable music players may have a number of other functions, even IX recorder or video player.