Apple iPod touch iOS 3.0 - Manual (Page 112)

General
The General settings include date and time, security, network, and other settings that
affect more than one application. This is also where you can find information about
your iPod touch, and reset iPod touch to its original state.
About
Choose General > About to get information about iPod touch, including:
Number of songs, videos, and photos 
Total storage capacity 
Space available 
Software version 
Serial and model numbers 
Wi-Fi addresses 
Legal information 
Regulatory information 
Wallpaper
You see a wallpaper background picture when you unlock iPod touch. You can
select one of the images that came with iPod touch, or use a photo you’ve synced to
iPod touch from your computer.
Set wallpaper: Choose Wallpaper and choose a picture.
Sounds
Adjust alerts volume: Choose General > Sounds and drag the slider. Or, if no song or
video is playing use the volume buttons on the side of iPod touch.
Note: On the first generation iPod touch, choose General > Sounds and select whether
you want sound effects to play over the internal speaker, through the headphones,
or both.
Set alert and effects sounds: Choose General > Sounds and turn items on or off.
You can set iPod touch to play a sound whenever you:
Get an email message 
Send an email message 
Have an appointment that you’ve set up to alert you 
Lock iPod touch 
Type using the keyboard 
112 Chapter 18 Settings