[Brian]

It's now official, and it's called the iPod Nano.

Technical Specifications:
iPod nano
Capacity

* 2GB or 4GB flash drive(1)
* Holds 500 to 1,000 songs in 128-Kbps AAC format(2)
* Stores data via USB flash drive

Display

* 1.5 inch (diagonal) liquid crystal display with blue-white LED backlight
* 176 x 132 pixel resolution, .168-mm dot pitch
* Support for display of multiple languages and characters simultaneously

Audio

* Skip-free playback
* Frequency response: 20Hz to 20,000Hz
* Audio formats supported: AAC (16 to 320 Kbps), Protected AAC (from iTunes Music Store), MP3 (16 to 320 Kbps), MP3 VBR, Audible (formats 2, 3 and 4), Apple Lossless, AIFF and WAV
* Upgradable firmware enables support for future audio formats

Headphones

* Earbud-style headphones with 18-mm drivers using Neodymium transducer magnets
* Frequency response: 20Hz to 20,000Hz
* Impedance: 32 ohms