WaveX 830C 512MB MP3 Player with Color Screen, JPEG Viewer, Built-in Speakers MP3, WMA, OGG decoding; stores or transfers any file type Record music from any audio source with the powerful built-in SRS 3D 2way speaker (200mW x 2) 512 MB storage for up to 15 hours of continuous playback View JPEGs or play 16-bit video games on the 1.5-inch color CSTN LCD display Built-in FM tuner, bio rhythm, USB 1.1 interface, rechargeable LI-Polymer battery