For residents of large cities it may be news, but not everywhere in the world have mobile coverage. Particularly unpleasant lover’s phone calls also bring expensive roaming charges. But a device called goTenna allows us all to get rid of the traditional cellular system.
goTenna is a product of the eponymous startup that promises to become incredibly popular around the world. This unit is for people who like to travel or just worry about every hard-earned penny.
The fact that goTenna replaces cellular phones. It allows mobile phones to call up, bypassing network operators. You just put it in your pocket or attach to a backpack, and you can safely go on a journey without worrying to lose touch with his friends.
goTenna connects to the phone via a wireless interface Bluetooth. However, in the voice mode to communicate between devices will not work, but you can send each other text messages and coordinates obtained through the module GPS.
goTenna operates in the frequency range 151-154 MHz. In dense urban areas the maximum radius of its action is about a mile on the plain 15, and in the highlands generally up to 80 km. So that the owners of such devices cannot be afraid to lose sight of each others, walking on the remote expanses of Civilization, which has not yet reached a mobile communication.
One full battery charge goTenna lasts for three days of non-stop operation of the equipment. If it included only to the extent necessary, to use it without additional charge, you can even years. The cost of a pair of goTenna currently stands at 150 US dollars. But this is pre-order. After the start of mass production of these devices and their revenues in the sale value will double to $ 300.
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