| Looking for a mobile phone, then these days one may | | | | roaming charges & also various facilities, it allows for |
| have number of options to choose from available | | | | any roaming charges to be automatically billed to their |
| technologies. However before selecting a mobile | | | | accounts. From all this we cannot say that GSM |
| phone one should keep in mind their expectations from | | | | services are better than CDMA. GSM had more |
| the cellular phone. In United States each carrier offers | | | | services and it allowed more data transfer. Whereas |
| a range of different services & network technologies, | | | | on the other hand CDMA is facing the advantages of |
| so it is important to know about it in more detail before | | | | the competitor standard. CDMA handset is network |
| making a mind to purchase it. | | | | locked. One will get both the handset and the |
| We are all aware that mobile phone technology | | | | connection from the same service provider. Whereas |
| consists of two main technologies CDMA & GSM. | | | | for international roaming you have to look for various |
| CDMA stands for Code Division Multiple Access | | | | packages. Not only GSM, CDMA also offers some of |
| (CDMA) and Global System for Mobile Communication | | | | the features which are offered by GSM, which may |
| stands for GSM. So here we describe overview of | | | | include multimedia messages; video, high-speed Internet |
| both technologies. GSM (Global System for Mobile | | | | access, fax, integrated voice mail, digital camera and |
| communications) is an open, digital cellular technology | | | | even PDA function. Users prefer GSM as compared |
| used for transmitting mobile voice and data services. | | | | with CDMA as GSM users can use the same GSM |
| GSM services offers a number of features such as | | | | cellular phone all over the world. Just buy the local SIM |
| Clear voice quality, High security, Data support including | | | | card and a local number in the country you are visiting |
| web browsing and SMS.GSM users and subscribers | | | | and you can save roaming charges. The best U.S. |
| enjoy an unparalleled privacy, fraud detection services | | | | carrier is T-Mobile which is recognized worldwide for |
| and blazing high speeds. With a GSM phone, you can | | | | its GSM service. The GSM standard also provides |
| call practically anywhere in the world! Due to such level | | | | separate facilities for transmitting digital data. This |
| of maturity, GSM is a more stable network with robust | | | | allows a GSM cell phone to act like any other |
| features, whereas on the other hand CDMA is still | | | | computer on the Internet. Thus one can send & |
| building its network. | | | | receive data via internets. GSM uses SIM cards in the |
| GSM provides wider international roaming capabilities & | | | | US, allowing porting phones to different models without |
| apart from that it provides its users with affordable | | | | having new cell phone activation service. |