Availability of Network coverage is the key requirement for any mobile phone specification and is based on its operating frequency bands. The supported frequency bands determine whether a certain handset is compatible with a certain network carrier.
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Besides the mobile phone specifications, Ethical Hackers Club is happy to also provide you with India based frequency band directory. We haven't described Operator Based specifications, this can be useful for you in selection of a smartphone with your best requirements.
|2G capabilities||GSM 900, GSM 1800|
|3G capabilities||UMTS 900, UMTS 2100|
|4G capabilities||LTE 850 (5), LTE 1800 (3), LTE 2300 (40)|
2G Service2G Services the second-generation of cellular telephone technology was first introduced in 1992, it has been first to use digital encryption of conversations. 2G networks were the first to offer data services and SMS text messaging, but their data transfer rates are lower than those of their successors.
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3G networks offer faster data transfer rates and are the first to enable video calls. This makes them especially suitable for use in modern smartphones, which require a constant high-speed internet connection for their applications.
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4G is the fourth generation of mobile phone communications standards. It is a successor of the 3G and provides ultra-broadband internet access for mobile devices. The high data transfer rates make 4G networks suitable for use in USB wireless modems for laptops and even home internet access.