The steps for restoring your iPod are detailed in the following articles, depending on the kind of iPod that you have..
iPod Classic, Shuffle, Nano: Restoring iPod to factory settings
iPod Touch: iTunes: Restoring iOS software
Is your iPod disabled?
If so, follow through this:
Restore in Recovery Mode:
If unsuccessful, try DFU mode:
After restoring, set as new ipod:
Restore from back-up:
Hope this helps.
You have the accessibility VoiceOver feature turned on.
Triple click the home button ender the passcode and try going to Settings>General>Accessibility and turn VoiceOver off. You may have to use three fingers to scroll the screen to get there. If problems see the following for how to turn off via iTunes: