Samsung YP-U3JQG 2GB USB Digital Audio player with FM Radio (Green) 2 GB digital audio player with FM Radio and Voice Recording Retractable USB 2.0 connector for direct interface with PC--no cables, cords or docks necessary Li-Polymer Battery provides up to 15 hours of playback when fully charged Supports MP3, WMA, OGG, and WMA-DRM10 audio file formats Use as a Flash Storage Device for transferring files