Essential Guide to 3G SIM Card for Mobile

3G SIM cards for mobile phones are becoming popular these days. As with other SIM agreements, this type of mobile package allows you to keep your current smartphone and take advantage of cost savings because the mobile phone fee will not be included in your charges. 3G SIM will also give you extra benefits of significantly increased performance on your phone. The following guide will explain the necessary information about 3G SIM cards, so you can decide if they best suit your needs.

Understanding 3G

At a glance, 3G is for 3rd generation – it's the technology that lets you use the internet on your mobile phone or have mobile radio on your laptop. As a successor to 2G, designed to simply cope with phone calls, text and groundbreaking to the internet, 3G enabled your smartphone to work 10 times faster when you go online. As a result, you can watch high quality video on websites like YouTube, or upload photos on Facebook while on the go. 3G also offers better quality calls than 2G.

Explanation of 3G SIM Cards

3G SIM Card (also known as USIM) contains the data that allows 3G mobile phones to access 3G networks. If your mobile phone does not support 3G, however, the 3G SIM card will act as an ordinary SIM card to store information. The difference between the traditional SIM and 3G SIM is that the latter greatly improves your mobile phone. These are the major benefits they offer over the standard SIM card:

Enhanced Security

USIM contains a powerful algorithm based on the latest encryption research. This will protect your phone from fraudulent access and prevent charges for calls you have not made. It also includes new systems to prevent illegal copying of your communications.

More memory

With 3G SIM cards, you can store thousands of entries and contacts with a larger number of fields (such as email addresses and phone numbers).

Added Performance Power

USIM is actually a small computer that allows different applications to run at the same time, such as providing a contact card for the subway, along with an email address and website for local services.

How to get a 3G SIM card for your mobile phone

Check if you have a 3G phone

The first step before watching 3G SIM is to check where your phone supports 3G. Some key network providers make it easy by offering a simple plug-in to add to the type and type of phone for the immediate consequence of whether it supports 3G.

Open your mobile phone

Then you must check where your phone is locked, which means that it only takes with the SIM card from the network you originally received. To do this, you simply need to contact the network to open the code, called DCK (delivery key for delivery) – they will give you easy instructions to complete the opening there.

Shopping around for the best deal

If you purchased a 3G mobile phone, you do not have to open it and can continue shopping for the best 3G SIM deal available on the market. Apart from evaluating the cheapest rates for calls, text, the Internet and other media, it's also wise to think about which package will best suit your usage methods and what payment method you want, such as direct debit or additional money.

Keep your current phone number

If you want to keep your current phone number with a new 3G SIM card, contact your existing mobile phone network and request a PAC. Contact your 3G SIM service contract you have chosen and they will complete a transfer, usually within 3 business days.


The 3G SIM cards are actually the next generation, which enables you to take advantage of all the high usage and features that smartphones need to offer. Choosing a 3G SIM-only deal is also one of the most affordable ways to pay for your mobile phone service.

Source by Peter C Williams

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