According to the difference of data transmission, there are GPRS modems, WiFi modems, CAN modems, 4G Modems, etc.

 

 

Application scenario of modems:

Modem are widely used in electricity, environment, LED information public, logistics, hydrology, and weather such industry field. Although the industries are different, but the working principle is same. Most modems are connect with the industry device, such as PLC, chip and automatic product, and then modems can start the wireless connection.

 

With the development of the Internet, Modem is also used more and more widely. Modem provides help for all industries and the integration of information and industry among industries. It has also developed into the core technology of Internet of things applications.