The supported frequency bands determine whether a certain handset ... but their data transfer rates are lower than those of their successors. 3G networks succeed 2G ones, offering faster data ...

4G is the fourth generation of mobile phone communications standards. It is a successor of the 3G and provides ultra-broadband internet access for mobile devices. The high data transfer rates make 4G ...

The first high-speed mobile network, 3G, was launched in Australia in 2003 ... This is because they're unable to work on ...