Communication Expert of Industrial IOT
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Price: $11.50
Availability: In Stock
Model: USR-GPRS232-7S3
Manufacturer: USR IOT
Average Rating: Not Rated

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Unique Features

1.Support GSM850/900 DCS1800/1900

2.Support Httpd Client

3.Support GSM/GPRS and 2G/3G/4G card, but don't support 3G/4G network

4.Support SMS transmission mode, network transmission mode and HTTPD mode

GPRS Module Download

User Manual: USR-GPRS232-7S3

Client Support Center: submit your ticket at If you have technical problems about the product.

GPRS Module Introduction

This is a serial uart to gprs module,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.

GPRS Module Feature

  • 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

GPRS Module Parameter

Parameter Value
Working Voltage DC 5~ 16V
Working Current Average: 35 ~ 48mA, max: 394mA(12v)
Working Temperature -25 ~ 85°C
Storage Temperature -40 ~ 125°C
Storage Humidity 5 ~ 95% RH
Max Launch Power GSM900 class4 (2W), DCS1800 class1 (1W)
Working Frequency 850/900/1800/1900MHz
Size 44.5 x 32 x 13 mm
Network Protocol TCP, UDP, DNS, Http
Packing List USR-GPRS232-7S3*1

GPRS Module Function

GPRS Module Images

gsm module,gprs module

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