iriver T7 Volcano 4 GB USB MP3 Player (Black) Supports most popular audio formats including: MP3, WMA, ASF, and OGG Q10-lossless file format Compact USB 2.0 Flash Memory 4GB MP3 Player for ease of use and portability with up to 11-Hours continuous playback time Convenient built-in voice recorder for recording personal memos and important messages Crisp and soothing blue letters OLED display screen for easy navigation and simple control Listen and record your favorite radio stations with built-in radio and radio recorder