All iPads offer WiFi connectivity, but you can also opt for models that access the Internet
over cellphone networks, if you sign up for a data plan and SIM card from the big carriers.
3G refers to internet
over the cellphone network.
Not exact matches
Our communications are powered by a global wireless
network of
over two billion
cellphones, each using hundreds of millions of transistors.
While several
cellphones in the US are capable of receiving FLO TV broadcasts — which are transmitted live in their own chunk of spectrum, rather than delivered
over the 3G
networks — the iPhone is not one of them.