Main Features of Cellular Modem USR-GPRS232-730

Main Features of Cellular Modem USR-GPRS232-730 


◆ Support virtual serial port, FREE software is available

◆ Use single module, embedded TCP / IP Protocol stack, without external CPU, Higher stability 

◆ Support public and APN network access

◆ Support heartbeat, Always Online mode, can keep connection with server

◆ Support KEEP-ALIVE, to maintain connection if there is no heartbeat packet

◆ Support network connection in Max 4 Channel, can send data from serial port to different servers

◆ Transparent transmission, can take place of data transfer radio, don't need to change your original system

◆ Aluminum alloy case, shielding external disturbance effectively

◆ Support configure by Computer set-up software /Serial AT Command / SMS AT Command


Chip Solution RDA8851, work temp at -25~85C
Power Supply DC type 9V~24V
Serial Port Supports RS232/RS485, can't be worked at one time
Work Mode TCP Client/UDP client/ HTTPD Client
Basic Function DNS/ Support Serial/SMS/AT Commands confirguration
Baud rate 2400~921.6K bps
Certification CE/FCC/RoHs/WEEE


cellular modem usr-gprs232-730