USR-GPRS232-734 is a RS485 to gprs modem, used for data transparent transmission. GPRS DTU (Data Transfer unit) is a wireless terminal equipment which can convert serial data to IP data or convert IP data to serial data through gprs network. Easy setup of parameters through simple AT command.
USR-G785 is an industrial 2G/3G/4G LTE Modem with high stability and anti-interference. It can realize the data transparent transmission between serial port RS232/RS485 and wireless network. The two-way data transmission from serial port to network server can be easily realized by setting simple AT commands.