Embedded Emergency Telephone for emergency and daily communication, it is weatherproof and durable. Can be designed to dial numbers automatically, press the button for hands-free disconnect call, the key can be set with other functions, such as speed dial, Control volume, etc.
In harsh environments, communication can be a challenge. From extreme temperatures to dust, water, and other hazards, standard communication equipment...
Водонепроницаемые телефоны с годами становятся все более популярными, и многие производители смартфонов теперь предлагают водонепроницаемые модели. Это до...