
include $25 shipping cost.
Smallest GPRS DTU,UART to GSM/GPRS Module
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1.Support Four frequency: 850/900/1800/1900Mhz
2.Support Httpd Client
3.Support GSM/GPRS and 2G/3G/4G card, but don't support 3G/4G network
4.Support Remote Configuration via SMS
User Manual: USR-GM3
Evaluation Kit: USR-GM3-EVK
Client Support Center: submit your ticket at h.usriot.com If you have technical problems about the product.
This is a serial uart to gprs module,used for data transparent transmission.USR-GM3 is highly-integrated UART to GSM/GPRS module.Users can easily make communication with it among serial device,cellphone and network device.USR-GM3 is an embedded GSM module. It is designed for embedded system, and it is so small and convenient that you can integrate it to your system easily.
Parameter | Value |
Working Voltage | DC 3.4 ~ 4.2V, recommend: 3.8V |
Working Current | Average: 55 ~ 90mA; Max: 750mA |
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 | 27.9 x 24 x 3 mm |
Network Protocol | TCP, UDP, DNS, Http |
Packing List | USR-GM3*1 |