smartphone for construction workers

Oil Drilling Platform Emergency Telephone Radio System

2022-06-15

Communication Problems in the Oil Industry, Digitization, clustering, and networking have become the inevitable trends in the application of wireless...

Wind Power Station Emergency Telephone Radio System

2022-06-15

The wind power station usually installed in remote places, perilous natural conditions and large temperature difference. When the equipment broke...

SPC Exchange

2022-05-31

Program-controlled exchange, also known as program-controlled digital exchange or digital program-controlled exchange, usually refers to the switching equipment used in...

School Telephone System

2022-05-27

In school, safeguarding the students and staff is of paramount importance. The role of a reliable public telephone system on...

IP PBX Telephone System

2022-05-19

IP PBX is a system with an IP connection based on TCP/IP protocol, PBX is a switch that implements communication...

Railway Telephone System

2022-05-11

The emergency telephone system is an IP emergency system specially set up in the subway. The emergency system is a...