Creative Labs NOMAD Jukebox 3 20 GB MP3 Player 20 GB storage space holds up to 8,000 songs encoded in WMA at 80 kbps or 5,000 MP3s encoded at 128 kbps High audio quality (relative to other MP3 devices): 98 dB signal-to-noise ratio playback, frequency response of 20 to 20,000 Hz Analog and optical digital line inputs for direct high-quality recording from external audio devices Super fast SB-1394/FireWire (IEEE-1394 compliant) and USB 1.1 file transfers from your PC Up to 22 hours of uninterrupted playback with two lithium-ion rechargeable batteries