MP3 Players

• MPEG-1
• FM Stereo Tuner

Brand

• Creative Technology (4)
• Wolverine (8)
• Philips (6)
• iRiver (4)
• Mach Speed (2)
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Audio Format

• MP3 (13)
• WAV (8)
• AAC (6)
• Audible (2)
• Ogg Vorbis (9)
• More...

On Screen Display

• Battery Level (12)
• Playlist / Table of Contents (7)
• ID3 Tag Info (7)
• FM Frequency (7)
• Elapsed Time (6)
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Storage Capacity

• At Least 60 GB (4)
• At least 40 GB (4)
• At least 20 GB (7)
• At least 6 GB (9)
• At Least 4 GB (11)
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Additional Features

• Equalizer Controls (7)
• Voice Recorder (12)
• PC-Less File Sync (2)
• Upgradable Firmware (5)
• Built-In Card Reader (3)
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Store

• eBay (10)
• Amazon (11)
• J&R Music and Computer World (5)
• Circuit City (3)
• Zappos.com (3)
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Battery Life

• 5 - 10 Hours (3)
• 10 - 15 Hours (7)
• 15 - 20 Hours (4)
• More than 20 Hours (5)

Expansion Slots

• SD Memory Cards (6)
• CompactFlash Card (4)
• Memory Stick (4)
• xD Card (4)
• Memory Stick Pro (4)
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Outputs

• Analog Audio x 1 (3)
• Component x 1 (1)
• S-Video x 1 (2)
• Composite x 1 (2)

Number of Songs

• More than 10000 (4)
• 5000 - 10000 (3)
• 1000 - 5000 (4)
• 500 - 1000 (10)
• 100 - 200 (1)