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GSM Modules
GSM Modules
Home/Products/GSM Modules
GSM Modules

Home / Products/ GSM Modules
  •  
  • Model
  • Feature
  • Serial Number
  • USR-GPRS232-7S3
  • USR-GPRS232-7S3
  • UART TTL GPRS
    Low Cost
    PIN Type
  • TTL*1
  • USR-GPRS232-7S3 is a pin-type GPRS module, which realizes the bidirectional transparent transmission function of UART to GPRS.

    ● 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
    ● Support SMS AT Command mode
    ● Support SMS transparent transmission, Network transparent transmission, httpsD, UDC and other working modes

 
  • USR-GM3
  • USR-GM3
  • Low Power
    SMD Type
    Quad-Band GSM/GPRS
  • TTL*1
  • USR-GM3 is a low-power transparent transmission GSM GPRS module, which realizes the bidirectional transparent transmission function of UART to GPRS.

    ● Low Power GSM Modules
    ● 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
    ● Support SMS AT Command mode
    ● Support SMS transparent transmission, Network transparent transmission, httpsD, UDC and other working modes

 

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