do you mean a built in speaker? well, you cant play music on a 1st generation iPod touch out loud, because it does not have built in speakers. its the second genertation that has speakers.
No.
The difference would be that the iPod touch 2g can play music wwithout earphones. The 2g is also smaller and thinner than the first generation.
no the first is thicker and wider
for sure you will find compatibility issues.
Generally, the music functions on an Ipod Touch are for playing music. The iTunes shop sells albums which can be viewed.
No, the first iPod with a camera was the 4th Generation.
The iPod Touch 2nd generation is better than the first generation. The 2nd generation is slimmer, lighter, has a faster processor, and is overall better than the first generation.
The 3rd generation iPod Touch is the latest generation of iPod Touch, and basically means that it is the 3rd time around Apple has improved their iPod Touch (1st gen being the first they released).
No.
There is no attachment for the first, second, and third generation iPod Touches. However, the fourth generation iPod Touch has a built in video camera and still camera. So, you must have the fourth generation iPod Touch to use a camera on the iPod Touch.
Any generation of the iPod touch can upgrade to the latest firmware (the first generation iPod touch cannot be upgraded to the latest firmware, but it can be upgraded to 3.0 which does support apps) The first generation that supported apps without an upgrade was the second generation.
No, the iPod Touch first generation does not have a built in speaker. You can only listen through headphones.