VIP GSM (Global System Mobile Communication)

A GSM phone is a type of mobile phone that uses the Global System for Mobile Communications to send and receive phone calls. GSM is a digital standard first offered commercially in 1991 and is currently the most used mobile phone transmission technology in the world, and it is known fact thatIn europe, Middle east and Asia, every house hold have one or more GSM handsets, even children over the age of 12 years old, the majority of children posses or have use of a GSM mobile phone .

In Europe and most of Asia, GSM is the standard used by everyone. Having one technology is great, because users can simply move their chips to different phones if they travel to different countries or in most cases use the same phone. This is in contrast to the US, with so many competing standards and difficulty transferring between carriers.