4GB Kanguru MP-4G

Product Features: Interface: USB; Storage Capacity: 4 GB; Main Storage Type: Built-in Memory; Number of Songs: 1000; Usage: Music, Recording; Audio Format: MP3, WAV, WMA; Additional Features: FM Stereo Tuner, Voice Recorder; Battery Life: Up to 10 Hours; Battery Type: 1 x AAA; Power Source: External Battery; Depth: 0.83 in.; Height: 3.43 in.; Width: 1.38 in.; Weight: 1.23 oz.; Weight and Size: Compact; Family Line: Kanguru Minimize