Visual Land VL-G4 4 GB MP3/MP4/FM Radio/Voice Recorder/1.8-Inch Screen/Built in Speaker (Black) 4 GB capacity for about 2,000 songs 5 hours of audio on a single charge 1.8-inch, 65K-color LCD display Supports MP3, WMA, and WAV audio formats; AMV video format One-year limited warranty 8 GB capacity for about 4,000 songs 5 hours of audio on a single charge 1.8-inch, 65K-color LCD display Supports MP3, WMA, and WAV audio formats; AMV video format One-year limited warranty