The Cowon Plenue D is a hand-held HiFi sound MP3 player. In addition to MP3, wav, and wma files, you can also play flac files in a high resolution of 24 bits/192kHz. Thanks to the integrated digitaal/analogue converter, you can enjoy high-resolution sounds that gives you clear, detailed, and undistorted tones. The MP3 player has a 32GB internal memory and can be expanded with a microSD card. The battery life is 100 hours. When the battery is empty, you can recharge it using the included USB cable. The Plenue D is made of aluminum, that is both strong and lightweight.