A wireless cell phone booster amplifies the signal into a wireless coverage area that can support multiple callers and data downloads at a time.

They work by amplifying an existing signal emitted from a cell tower.

The we Boost Drive 4G-M, Sure Call Tri Flex2Go and Smooth Talker Mobile X1 are excellent examples of cell phone boosters for cars that amplify 4G, 3G and 2G frequencies and have the maximum range allowed by law.

For more information, you can check out our articles on cell phone signal boosters.

There are two types of cell phone boosters – wireless and cradle.

If your commute takes you through rural areas or mountainous terrain, then you're aware of how inconsistent cell signals can be.

It's frustrating to lose a call because you've dropped into a valley or you're on a long stretch of road in an unpopulated area.

These areas are also a drain on your phone's battery because it has to constantly search for a consistent signal.

With a cell phone booster, you can turn the blinking single bar on your phone's reception meter into a solid five bars, which results in fewer dropped calls, better call quality and a longer battery life for your phone. They can't create a cellular signal out of nowhere.

Below is the criteria you should consider when buying a cell phone signal booster.