USB storage device, MP3 player, recorder, and FM radio all in a single device. The iAUDIO U7 is an all-in-one player that satisfies both practicality and design in a stylish, compact size. Simply plug the iAUDIO U7 into your PC whether you're transferring data or recharging. USB storage and an MP3 player have been combined to maximize convenience without the need for fussy cables. The drag-and-drop method allows you to easily move and manage files without using a separate program. It allows you to choose the music, video, image, and text files that you wish to transfer or delete as if using USB memory. The built-in microphone allows you to record sound at important moments in any place and time. You can easily record an important meeting or conference. All audio files are recorded in WAV format and saved in Recordings folder.