Operating Frequency bands are the most important part of any mobile phone specification. The supported frequency bands control whether a certain mobile is well-matched with the certain network carrier. Besides. GSMArena is glad to offer you with its own country-based frequency band directory also with the mobile phone specifications.  It is not specific to any operator and if you are choosing a mobile phone to use in your home country than it is very helpful or if you are making sure that your phone will work in the country you are purchasing for


2G is second-generation of cellular telephone technology and it was used for the first time to use digital encryption of conversions. It was first introduced in 1992 and 2G networks were the first to introduce data services and SMS text messaging, but the data transfer rates are lower than those of their replacements


3G networks are very successful than 2G networks, presenting faster data transfer rates are the first to enable video calls. 3G networks are especially fit for use in modern smartphones because many of their applications in android phone needs a high-speed internet connection, so 3G networks specially targeted for modern smartphones.


4G network is the fourth generation of mobile phone communications standards. It is far better and higher than 3G network and offers ultra-broadband internet access for mobile devices. It was especially targeted to USB wireless modems for laptops and even home internet access due to the high data transfer rates.

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