A place where smartphones can not be used · Communication can be used even in environments "goTenna" can be used

Sometimes smartphones can not be used satisfactorily at event venues where many people gather and in the mountains where base stations are not nearby. In such a case, it is the pair of terminals that can make their own network that does not rely on Wi-Fi or satellite to communicate with each other "GoTenna"is.

GoTenna | Text & GPS on your phone, even without service.
http://www.gotenna.com/

It is best to see the movie below as to how to actually use it and how to use it.



Smartphones are an indispensable item in our daily lives.


In sight there is not unusual a scene that there are many people touching smartphones.


However, there are environments that we are not good at smartphones. For example, when the user is in an extremely narrow range of events ... ...


It may be useless in environments where there are no base stations etc. in the surroundings.


In the event of a large power outage, it may be unusable in urban areas.


Radio condition seems to be bad here.


It may be that you can not send even if you want to send a message.


In such a case it is "goTenna" to be useful.


Easy to use, extend the antenna stored in the main body ... ...


Fixed to bag etc with attachment strap.


It is ready with this. GoTenna is a set of two, communicating between these devices, and creating a unique network. Communication is done with radio waves of 151 Mhz - 154 Mhz band, and smartphone pairs with goTenna and Bluetooth.


Then you can exchange text messages via iOS or Android's app. The output of the transmitter is 2 W, and in theory it can be used even if goTenna is separated by 50.5 miles (about 81.3 km). Women know that stranded peers are at the waterfall ... ...


I was able to join safely.


Even at the live venue, while people around me were having trouble sending messages, I found out that the other person was waiting near the speakers.


It seems that I decided to do "blackout party" with my colleague because it became dark here.


Originally, this goTenna idea is in 2012Hurricane SandyIt seems to have come up when a massive power outage occurred in New York attacked by.


Since the message exchange is done in a private network, "It is very good, is not it?" And a bit gray conversation can be done with confidence.


Irreplaced Iron Man is relieved.


On the main bodyLithium Polymer BatteryIt is built in and it can operate around 24 hours, it charges from Micro - USB terminal.

Also, since the map data is built in goTenna, it can also be used offline. There is also a function to transmit my location information, but since GPS is not built in, it seems that you will use GPS data of the smartphone you are paired with.

The price is being reduced to 199 dollars (about 22,600 yen) at a price of 299 dollars (about 34,000 yen) in pairs. There are two kinds of colors, purple + orange and blue + green.



A family pack with 4 colors set is sold for $ 398 (about 45,300 yen) at 499 dollars (about 56,800 yen).


Although it seems to be quite useful in emergency, is there no plan to be sold in Japan?