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The GSM/GPRS Modem USB uses SIM900 based Quadband 850/900/1800/1900MHz GSM / GPRS modem. It can be connected to USB directly or to a microcontroller UART using TTL levels. It accepts external voltage 5- 2VDC 1A or 4VDC 2A as input. Hardware comes with software for operations.

Product Features

  • Accepts commands through Onboard USB serial
  • Can accept commands through Hyperterminal
  • Also can accept commands from microcontroller UART
  • Works on 5V-12V 1A SMPS supply
  • Speaker and Microphone Jacks onboard for voice
  • Onboard PCB antenna
  • Small size
  • Onboard Power, Network and status LED’s for indication
  • Basic functions like calling, send sms, access data through GPRS etc.
  • Plug and play device
  • Easy integration with Xpress WeighBridge Fraud Management System

Software Features

  1. Send/Forward/Delete SMS, Calling (Manual utility)
  2. SMS Node (SMS Automation utility for single PC)
  3. SMS Server (SMS Automation utility for LAN)
  4. Sample Source code for JAVA, VB6, .NET


How to connect Battery

Hardwaree Compatibility

Operating Systems:

Send your enquiries at:

  • 02.04.2012 We have launched our new product for SMS Solution: GSM/GPRS Modem.
  • 17.09.2011 We have launched our new portal for Xpress Web Solutions.
  • 27.07.2011 We have launched our new website for Hisol Solutions Private Limited.
  • 07.11.2010 We will also provide Bulk SMS solutions with API(PHP,VB, etc.) support.
  • 09.07.2010 We launch our first product Weigh Bridge Fraud Management System having SMS and Email Notifications.
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