cheap WiFi USB adapter

Is it safe to use free public WiFi ?

 

The answer is: no! We can answer you that there are hidden danger and unknown risks about public WiFi because we have heard so many examples of money being stolen by public WiFi. Here is a few thing that we hope you to follow before you actually linked to a public WiFi for your security. All in all, if you have to work outdoor and mobile WiFi is necessary for you, we highly recommend you to take your own USB WiFi dongle with you.

USB WiFi dongle

Set the WiFi to manual mode

Many people will set the WiFi connection mode for automatic scanning to connect free WiFi. In this way, the lawless hack might take the opportunity to steal information. Automatically, your phone will link with that illegal WiFi and you might notice nothing at all. At this time, important information on your phone may be stolen immediately. But if you set up a manual connection, you do not need to worry about connecting to a risky network without any knowledge.

 

Prevents online payments in the public WiFi environment

Today, we are slowly established online shopping, online payment, and other spending habits by mobile phone, and this consumption mode also makes the community more of safety problems. Sometimes, we are using the public free WiFi, encountering situation like a need to pay or enter the password, then please remember to quit the public WiFi, use your own data network. This is because the hackers can steal your bank account information and passwords and other important information in the moment you type any word about online payment and other operations about money. Even more frightening is that in this data age, a lot of payment methods are offering unlimited loans, so your loss may be quite serious.

 

Pay attention to the name of free WiFi

Sometimes hackers will use some seemingly stupid moves to cheat, for example, they will change their own WiFi name to just as similar as some of the safe public WiFi name. In this way, if you do not pay enough attention, you might get into the trap.

 

Turn off WiFi sharing function

On one hand, you can prevent someone from sharing your network without letting you know, and on the other hands, it’s also a way to prevent hackers.

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I guess you guys have fully understood to be more careful when using public free WiFi, but you want to know the more secure way? That is installing your personal mobile WiFi. Some people might complain that the cost is huge which is not true at all. There are lots of cheap WiFi USB adapter for you to choose, they are both affordable and light to carry providing the stable rapid network.

Xiaomi Mi Wi-Fi Amplifier 2

Xiaomi Company has released the second generation of the signal amplifier Wi-Fi, made in the format connected to USB-key router.

Xiaomi Mi WiFi Amplifier 2 is equipped with a built-in antenna that provides a 2-fold increase in signal power compared to its predecessor. New supports simultaneous connection to device 16, and its maximum data rate is increased to 300 Mb/s.

The new signal amplifier can work with routers Xiaomi, as well as with third-party routers. But to start using it is enough to connect the amplifier to the router, and then the Xiaomi Mi Wi-Fi Amplifier 2 is automatically synchronized with the device and is ready for operation. BTW, you can select the Mi Wifi Amplifier or Xiaomi 13.3 inch laptop bag at Banggood. Besides, you can easily get other computer accessories (e.g. DEEQ A7) there with high quality and reasonable prices.

Xiaomi Wireless Repeater 2 Review

Xiaomi wireless repeater 2, another WiFi device recently announced by the popular manufacturer from China, Xiaomi Company, is designed to improve the quality of the wireless internet in our house. Anticipating many questions “Where to take the”, the right answer is I preordered on Banggood. This device can work with any vendor routers by setting up the Mi WiFi Repeater 2 with non-Mi Routers.

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Appearance and Design

Xiaomi Wireless Repeater 2 looks like an amplifier in the WiFi adapter with a USB 2.0 port sizes. It is made of soft-touch white plastic. Thanks to the hinges, you can change its direction for a more comfortable position. With the streamlined design, it appears simple but elegant. It comes with a size of 13 x 4 x 1cm, weighing at only 50g.

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With built-in dual antennas, Xiaomi WiFi Amplifier 2 extend the WiFi signal, which comes from the router at 2.4GHz, with a transfer rate up to 300Mbps, twice as fast as the first generation, avoiding the existence of WiFi signal dead zone in the house.

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Performance

With a unique USB charging design (the interface support 180° rotating), the Xiaomi Mi WiFi Amplifier 2 is more flexible and convenient. And also, it is easily to pair. You just need to insert the WiFi amplifier to the router, and the blue indicator displaying shows successfully paired. In addition, it supports automatically networking and quickly realizing a complete coverage of the WiFi signal, support 16 devices operating at the same time. Supporting signal detection, it can accurately detect the WiFi signal through the Xiaomi app and it would inform you if something is wrong.

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The Xiaomi Mi WiFi Repeater 2 can be preordered on Bangood now by asking for only $13.

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How to Protect Your Families from the Radioactive Wi-Fi Router

Currently, there are different ways to build a home network. And almost most families would connect an extra Wi-Fi router even if they already have a wired internet so that they can use their mobile devices anywhere in the house. To do this, you need to not only properly install and configure the Wi-Fi router, but also pay attention to the radiation that the device may cause. As we all known, the radiation always does harm to the central nervous system of the human brain. So, what should you do to minimize the harmful radiation and protect your families’ health?

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How Harmful the Radiation from Wi-Fi Routers Is

As already mentioned above, radiation from the Wi-Fi router does have some irritant effect on the central nervous system of the human brain. It is manifested in fatigue, irritability, headaches and insomnia, which arise as a result of oversized electromagnetic background. The radiation frequency is at 2.4 GHz, which approximately equals to the frequency of the microwave oven, but still a few thousand times less.

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4 Tips for Minimize the Radiation and Protect Your Families’ Health

Firstly, if the Internet is not used when you are at home, Wi-Fi router should be disconnected to the power supply. Sleeping next to the activated access point is not recommended, let alone working at a very close distance from it.

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Secondly, if Wi-Fi is on the phone, it should either be included as appropriate or not to keep constantly beside it. Especially, you and your families had better not sleep with the included source signal by placing the phone on the next pillow. As for the fixed Wi-Fi router, it is desirable to be placed in the middle of the apartment. You should try to choose a place which is the most distant from the places your families most often stay at.

Thirdly, you can adjust the transmission power of the routers. It is not necessary to put on the most powerful level to get the best signal. An average signal level would be enough for your routine use.

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Finally, you can use a WIFI Router Box to insulate the radiation. The anti-radiation WiFi antenna boxes can absorb the electromagnetic radiation and then convert it into heat energy consume, which would not cause the second pollution. They reduce the radiation by up to 94.4%, and would not affect the signal negatively.

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How to Choose a Wi-Fi Wireless Network Adapter?

The adapter wireless network or WiFi adapter is a special device that allows you to make a wireless signal from the router, access point, repeater, or any other device that broadcasts the Internet data transmission in this way. Without WiFi network adapter, you cannot get to turn the computer on your local wireless network. So how should you select an excellent and suitable Wi-Fi wireless network adapter? There are some tips as following.

  1. Firstly, you need to choose an USB WiFi adapter that supports the latest data transfer standard.
  2. Secondly, you need to pay attention to the power receiving antenna USB adapter.
  3. A good feature is the presence of a connector for an external antenna. They are either already complete or fashionable to buy separately.
  4. Support the encryption type WPA / WPA2 and WPA-PSK / WPA2-PSK. This is the most advanced to date security standards for wireless network.
  5. Support various connection modes, for example, not only from the access point to the client, but Ad-Hoc (Client-Client).
  6. Various additional features.

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In accordance with the above characteristics, you can already figure out what models to choose. As I said before, USB WiFi adapter is more versatile and is suitable not just for desktop but also for perhaps tablet or TV. In principle, for the house, if you have a router located next to a table, you can choose any preferences only for firms and additional features such as support for applications such as prioritization of multimedia or technology automatically configuring the WPS connection settings. If you want to use your computer in different combinations of wireless connections and to have a stable reception in difficult conditions, then take the model is more serious – and a half-two thousand and above, I would suggest a model, Mantistek WA1200.

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This novelty supports the newest 802.11 AC protocol which three times faster than the traditional 11N Network card. And the transmission rate is as high as 1167Mbps (2.4G 300Mbps + 5.8G 867Mbps). And the most important, this new model, Mantistek WA1200 is on promotion sale with a discount of 15% off from August 21 to September 10 at Banggood.

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Specifications:

  • Chipset: RTL8812AU
  • Standard: IEEE802.11 ac/a/b/g/n standard
  • Interface type: USB3.0/Compatible USB2.0
  • Wireless mode: Centralized control (Infrastructure) and Peer-To-Peer (Ad-Hoc)
  • Antenna: Built-in antenna
  • Frequency 2.4G/5.8G
  • Wireless speed: 2.4G: 300Mbps; 5.8G: 867Mpbs
  • Data modulation: BPSK, QPSK, CKK, OFDM (BPSK, QPSK, 16-QAM, 64-OAM)
  • Encryption 64/128/152 digit WEP encryption, WPA/WPA-PSK, WPA2/WPA2-PSK Encryption and WPS one key encryption
  • Operation system: Windows XP/Vista/WIN 7/WIN 8 /WIN10
  • Coverage area indoors: 100m (Owing to the different environment)
  • Outdoors: 300m (Owing to the different environment)

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