Capacity
* 32GB or 64GB flash drive2
* Holds up to 7,000 or 14,000 songs in 128-Kbps AAC format3
* Holds up to 40,000 or 90,000 iPod-viewable photos4
* Holds up to 40 hours or 80 hours of video5
Wireless6
* Wi-Fi (802.11b/g)
* Nike + iPod support built in
* Maps location-based service7
* Bluetooth 2.1 + EDR
Camera
* Video recording, HD (720p) up to 30 frames per second with audio; still photos (960 x 720) with back camera
* VGA-quality photos and video up to 30 frames per second with the front camera
* Tap to control exposure for video or stills
* Photo and video geo tagging over Wi-Fi
Audio
* Frequency response: 20Hz to 20,000Hz
* Audio formats supported: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, and 4), Apple Lossless, AIFF, and WAV
Display

* 3.5-inch (diagonal) widescreen
Multi-Touch display
* 480-by-320-pixel resolution at 163 pixels per inch