2 China 
1 Singapore 
1 Germany 
Ttl Gprs Gsm Module - China
price: 19.80 Dollar US$
The Low Cost Gsm Modules, used for data transparent transmission.
USR-GPRS232-7S3 is highly-integrated UART to GSM/GPRS module.
Users can easily make communication with it among serial device, cellphone and network device.
USR-GPRS232-7S3 is based on USR-GM3 gprs module.
Clients can use the product to realize bidirectional transparent transmission from serial port to network through simple AT command.
-Support GSM850/900, DCS1800/1900
-Support GSM/GPRS and 2G/3G/4G card, but don’t support 3G/4G network
-Support 2 sockets, Support TCP and UDP
-4KB cache for each of sockets, user can choose to cache data or not
-Support register packet and heartbeat packet
-Support setting parameters via SMS message
-Support multi work modes: SMS transmission mode, network transmission mode and HTTPD mode
-Support basic and extend AT command sets
-Support class RFC2217, can dynamically modify serial parameter of module via network
-Support flow control: RTS/CTS
Company Contact:
- Posted By: USR IOT
- Phone: 86-531-88836739
- Address: Floor 11,Building 1,No.1166 Xinluo Street,Gaoxin Distric, Jinan , Shandong , China
- Email:
- Website: http://www.usriot.com
Published date: August 18, 2016
- Business Description: Jinan USR IOT Technology Limited has been focusing on IOT and M2M field for more than 6 years.
We offer networking products such as serial device server, Ethernet to serial, GPRS DTU and embedded WIFI module.
We have professional R&D teams for hardware and software, phone APP and server.
And we can provide OEM & ODM service for clients.
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