What do you think of when the phone has no network? Maybe you will think of using a satellite phone, but the satellite phone charges are very expensive. For example, the spot satellite phone has more than 130 US dollars.
Description of this Intelligent radios communication equipment for rescue emergency Three years ago, a man was propose marriage to his girlfriend in an underground mall. The man wanted to make a surp
When emergency rescue depends on response times, we afford to promise on quality. Communication must be clear and fluent for all personnel at the disaster site. In an emergency, other first rescuers may be a few miles away.
Power talkie is one of the best choice for outdoor fire emergency communication. On the market, fire radios water resistance, and firefighters lack sufficient radios.