A variety of product specifications are suitable for different transmission distances. The RF receiver ET-RX-13 output power is 10MW, 500MW, 1000MW. GPRS wireless technology ensures high anti-interference ability and low bit error rate. The industrial standard design, It can work in various harsh environments, DC 10-30V power supply, current less than 800mA, and whether the data transmission rate can meet the requirements Application of wireless module: industrial remote control, telemetry, wireless monitoring of oil drilling tension, short-range wireless data transmission pm105, wireless monitoring of security equipment, wireless RS485, wireless PLC, pressure and temperature monitoring of urban pipe network, wireless alarm of power line In comparison, the wireless data transmission module ET-RX-13 has the following advantages over other methods. The following describes the advantages of the wireless data transmission module over wired communication.