Yes, the iPhone come with a USB cable, the same is used to charge the battery and to connect to a PC or Mac.
Use bluetooth to connect them. Both are bluetooth ready.
Most phones come with a 'factory reset' option. This is similar action to erasing a computer disc. It removes all personal content from the phone (contacts, wallpapers, ringtones etc...) and prepares the phone ready for 'first use'.
The iPhone 5 is out.
Almost all modern adhesives come ready to use, with the possible exception of epoxy, which must be mixed.
The IPhone come with about 815 emojis.
It comes as part of your iPhone's data plan unless you only use the WiFi to access the Internet. The data plans start at $30 USD.
The iphone 4 is already out. The iphone 5 is still in production and is not coming out anytime soon. The iphone 5 is not anticipated to come out until 2012.
Yes the iPhone 4 does come with FaceTime per loaded
yes the iphone is easy to use!
So far only the iPhone 4s has come out, so there is no comparison quite yet.
All models of the iPhone come with a speaker.