All You Ever Wanted to Know About GSM Mobile Phones

GSM mobile phones use the Global System for Mobile communication technology. This is a digital technology wherein a fixed frequency is allocated to every user of the network. AT&T and T-Mobile are amongst the companies that use the GSM technology. GSM phones are equipped with an in-built voice mail. They can be used for fast data transfer and SMS (Short Message services). One can also fax documents and page with them.

The key advantage of GSM mobile phones is that they can be utilized everywhere. Most GSM service providers have tie-ups with providers in other countries. Thus even if you travel abroad you would still have coverage. To make an international call from a GSM phone you would need to first dial the international access code (+). Then dial the country code followed by the phone number. Ensure that you are aware of the charges for international calls.

In the GSM technology, the frequency assigned to different regions would vary. The frequency bandwidth for North America is 1900 MHz while 900 Mhz and 1800 Mhz are utilized for Europe, Asia, Australia and other regions

The frequency band in which the GSM mobile phone can function can be dual band, tri band or quad band. As the name indicates, a dual band enabled GSM phone can work at two frequencies that is at 900 Mhz and at 1800 Mhz. Europe, Africa, Asia, Australia, New Zealand and a part of South America are covered under this bandwidth. A tri band GSM phone will also work at the 1900 MHz frequency thus covering North America too. The quad band GSM phone is a true international phone as it can function at 850 Mhz in addition to the other frequencies.

One of the main characteristics of the GSM mobile phone is that it is dependent on the SIM card. The SIM card is a tiny detachable smart card. It stores the data of one's contacts. Your phone number depends on your SIM card as the SIM is connected with the mobile phone service provider. You can remove the card from one handset and put it into another, without any change in the phone number. To use a phone on the GSM technology, you just need to insert an active SIM card.

Advantages Of GSM Phones

The advantages of using a GSM enabled phone include:
o International roaming facility,
o Reduction in the background sounds and static,
o Good clarity of sound,
o Deterrence of fraud,
o Enhanced call privacy,
o The batteries of GSM phones are very durable,
o Reduced chances of cross- connections and
o Easy management of heavy call traffic so that the network is never congested.

These advantages have made the GSM mobile phones and technology popular and cost-effective.

Get to know about the logistics of GSM mobile phones and the features they incorporate. Also visit the following link to get an insight to the features and services provided by bluetooth mobile phones.

Article Source: http://EzineArticles.com/?expert=Alen_Cauller