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Many routers allow you to transmit the signal from a 3G modem to a local network wirelessly

Offers via the mobile Internet have lowered their prices, and increased bandwidth. In a way, have been established as an alternative to conventional access for people who have no fixed telephone line. But there is a disincentive for residential users, while the ADSL or cable link multiple devices in a simple way thanks to wireless routers these services, mobile access so far has been linked to a single computer. How to share connection with other PCs in the house? One of the simplest solutions is to choose adapters that convert USB modem wifi access points.

- Picture: Balazs Gal -
The MiFi is a router manufactured by Novatel network that connects mobile operators to HSDPA speeds, ie a theoretical maximum of 7.2 megabits per second (mbps) downstream and 5.4 mbps upstream. At the same time provides simultaneous wireless coverage up to five computers or nearby devices (phones, cameras or portable players, among others). In Spain, for the time being commercialized Movistar and Vodafone, with prices ranging from 29 to 92 euros, depending on the chosen price plan.

MiFi is small, portable and is powered by lithium batteries, so a complete replacement for conventional USB modems

It is an interesting system because it is small, portable and is powered by lithium batteries, such as mobile phones. Complete replacement for conventional USB modems. This device surpasses them in performance and create small local networks where they are needed, with many of the characteristics of wireless routers, such as choosing the encryption method from the more secure WPA2 to WEP and beyond.

Their mobility is enhanced by having a GPS antenna that takes advantage of the numerous applications of the Web site, like Google Latitude or mobile social networks. Like other USB modem has a MicroSD card slot that can provide it with 16 gigabytes of memory to store data.

Other similar models

In the same line as the MiFi, Cradlepoint PHS300 Personal WiFi sells Hotspot. The features are similar to the product of Novatel. It exceeds the number of devices that can connect simultaneously up to 16 different--but lacks GPS locator.

The Netgear device not eliminate the need for a USB modem to work

Netgear has also launched a small adapter with features similar to the MiFi, called MBR624GU. This equipment does not eliminate the need for a USB modem, but it needs to function.Stands out because it works without any difficulty setting and its stability, but lacks battery, a circumstance that remains mobile. A similar model is the Cradlepoint CTR500.