How to restore factory settings in a smartphone
It is not uncommon when smartphones running on the Android OS start to fail. Variants of troubles can be a trivial software error or a situation where a virus infected…

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Smartphone for a girl
Today, almost all of humanity on earth uses mobile communication devices, while everyone has long been accustomed to the fact that a smartphone on Android performs not only the role…

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How does cellular communication work?
Many people think about how cellular networks work, what happens when we press the call button? When calling each other, the often called subscriber is not only within the same…

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lot of energy

Powerful dual sim smartphone

There is not a single owner of a mobile phone who would never have encountered the problem of additional expenses for calls to numbers of other mobile operators. Manufacturers of mobile devices did not solve this problem for a long time, and models with two SIM card slots appeared. Such serious structural changes complicated not only the devices themselves and changed the price tag, a more productive hardware component became necessary, which led to an increase in energy consumption. Problem? Unlikely. Why? Let’s see below.

ADVANTAGES OF 2 SIM CARD IN SMARTPHONE
catalog of smartphones with 2 sim.jpgIt cannot be said that today the purchase of a two-sim smartphone is no longer a problem, the irony is that just a little more and buying a phone with one SIM will be a bigger problem, because the choice of models with two slots for SIM cards is truly huge: for every taste and budget, from untwisted brands to prohibitively cheap Chinese devices. And this is not casual – there are many advantages of such a phone: Continue reading

What is the difference between cheap smartphones?
One of the important differences between the compared models is the type of operating system. The most popular and used system is Android. Although some manufacturers promote their own OS…

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What is USB OTG and why does a simple person need it?
A friend of mine, when he wants to unobtrusively demand respect for his gray hairs, says to his son: "I am an old one, I have seen a steam locomotive."…

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Overview of convenient applications for learning English
Thousands of applications for Android smartphones have been created to help English learners, a description of some of them we offer in our review. Applications for learning foreign languages ​​are…

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The radio module in the smartphone
Why do I need a radio module in the phone The radio module in the mobile phone plays a crucial role. Its task is to receive and transmit network signals,…

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