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How to buy 3G USB?

Having a laptop with 3G SIM slot is definitely worth investing millions, so 3G USB is the choice of many people who need Internet access anytime, anywhere .

Since mobile networks have launched 3G services, the 3G USB market has become more active.

Buy goods from network or outside?

How to buy 3G USB? Picture 1 3G USB is a device of high-speed wireless Internet access on computers, using 3G network of mobile carriers such as Viettel, VinaPhone, and MobiFone. The device is as compact as a USB so it is very convenient. With this product, after registering the mobile Internet access package of the operator, users can access the Internet from a laptop anywhere with a mobile phone. According to the advertisement, most 3G USB Modems have Internet access speeds up to 7.2Mbps. In addition to compact utilities, Internet access on laptops with 3G USB Modem is much better than accessing Internet on laptop with Wifi because with 3G USB Modem, users can 'connect' even when traveling on cars, ships Wifi boats and things are "difficult".

Since Vietnam mobile networks launched 3G services, 3G USB market has become more and more active. In addition to providing services, networks also introduced this device for a price of 1.2 million to 1.8 million, mostly produced by ZTE and Huawei. Along with Fast Connect service, MobiFone representative said MobiFone has provided 3G USB Modem device. However, many people wonder whether to buy this device from the mobile network itself (may be network locked) or buy it outside and then choose network service. On shopping and classifieds sites . there are many booths and sellers of 3G USB, with prices ranging from over 1 million to 1.8 million dong and commitment to 12 months warranty.

The major 3G USB devices marketed by brands ZTE, JVJ, Shenzhen or Huawei, are advertised with a USB 2.0 interface, supporting Windows XP / 2000 / Vista / 7 / MacOS operating systems. There are functions such as roaming (Roaming) and global connection, Internet access speed up to 7.2Mbps, support for texting, receiving SMS via software installed on the computer, installing software on its own, no need the attached CD . Some people said that they have tested (tested) products with 3 networks that have launched 3G services, namely VinaPhone, MobiFone and Viettel. These products are bought by a lot of people, but buying outside of buyers may be subject to warranty or quality risks because there are not many companies, branded agents, names. sell this device.

3G USB in 'Made in Tung paradise'

Money bags are not suitable for buying 'middle' and 'high-end' types but 'links' feature high-speed Internet connection of 3G networks, many people have hunted cheap 3G USB. At 'Made in Heaven' shopping mall (China) like Dong Kinh market, Dong Dang market (Lang Son), users can choose the same products as in Hanoi but lower prices to several hundred thousand dong. Like the type of 3G USB Huawei E630 sold in Hanoi from 550,000 - 600,000 VND but the price in Dong Kinh market is only 300,000 VND. While the Shenzhen W065 brand was only VND600,000 while in Hanoi it was pushed up to over VND 1 million. There is even an unknown brand, only printed 'HSDPA' on the device case and sold for 450,000 - 500,000 VND (while in Hanoi, the lowest price is 900,000 VND). Most of the cheap 3G USB types as mentioned above are recommended to reach a maximum download speed of 7.2 Mbps, maximum upload bandwidth of 384 Kbps - which is similar to the more expensive series. Of course, the actual quality is true or not, it's hard to know!

According to a person specializing in electronic goods business, many types of USB in the market, although the maximum download speed is only 3.6 Mbps, but the production site is still printing to 7.2 Mbps and the cheap price is easy. ' user. Notably, compared to products distributed by domestic carriers, these products are sold at cheaper prices but do not have a warranty (or only warranty for 3 - 6 months at . Lang Paint) and also not included with SIM. Besides, because the new 3G network has been launched by service providers (VinaPhone, MobiFone) or is being tested (Viettel), the wave quality is not stable. This is an opportunity for 'problematic' quality devices to still be sold in the market because if the device has a problem, the seller immediately pushes the error to the operator !?

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