Features:

• Store up to 5, 000 of your favorite songs on the high-capacity 20GB hard drive
• Pop it in your pocket for easy transport
• Compact – weighs just 5.6 oz., is only .57” thick, 2.4” wide, and 4.1” high
• Ensure easy viewing of the display with the backlighting and illuminated Click Wheel
• Transfer tunes to your Apple iPod at lightning-fast speeds with USB 2.0
• organize your music collection, then transfer back to your iPod
• Easily select songs with the touch-sensitive Click Wheel
• Charge the battery while transferring music between your PC and iPod
• Enjoy up to 12 hours of playback with the rechargeable Lithium-Ion battery
• Browse songs available for purchase in the Apple iTunes Music Store

Specifications:

• 4th Generation iPod
• Storage: 20GB
• Battery life: up to 12 hours
• Skip protection: 25 minutes
• Display: 2-inch (diagonal) grayscale LCD with LED backlight
• Charge time: 4 hours (2-hour fast charge to 80% capacity)
• Size: 4.1” x 2.4” x 0.57”
• Weight: 5.6 ounces
• Color: White
• Touch sensitive scroll wheel and Buttons
• Macintosh and Windows compatible
• O/S Support: Mac OS X; Windows 2000 with Service Pack 4 or Windows XP Home or Professional
• Supplied Accessories: USB 2.0 Cable; Earbud headphones

• AAC (128 to 320 Kbps)
• MP3 (32 to 320 Kbps)
• MP3 VBR
• Audible
• AIFF
• Apple Lossless
• WAV