What is 2G/3G and 4G in the coverage map?

The coverage map shows the reach of our network in Malaysia, 2G/3G and 4G shows the data technology in which you can get (provided you use compatible mobile phone). As always, the higher the 'G' the better service experience you get. Regardless you are in 2G/3G or 4G, you can always use the Voice and SMS service without any limitation.