Introduction to GSM Modem

A GSM Modem is a telecommunication device, a wireless modem, that uses GSM wireless network. GSM Modem comes in various interfaces, such as PCMCIA Type II, USB, and Serial.

GSM Modem is similar with a 56k dial-up modem (using telephone line), that it transmits and receives data, or voice. However the main difference is that GSM Modem is wireless, while dial-up modem is wired.

Some GSM Modems also has GPRS feature that allows tramission of data over TCP/IP (internet).

To transmit data using GSM Modem, there are various methods that can be used, such as:

• SMS
• CSD or HSCSD
• GPRS

Even though a normal mobile phone can be used as GSM Modem, it is higly recommended that a special industrial grade terminal to be used as a GSM Modem due to its stabilty, and reliability.

A GSM Modem can be used to built the following application:

• SMS Gateway ie. to send and receive SMS
• telemetric ie. to collect data from remote terminals
• call-back service for VOIP
• SMS application, SMS solution, or SMS programme
• automatic reloading of pre-paid account with STK API
• machine to machine communication
• sending SMS from PC
• automating business process
• vehicle tracking with cell broadcast feature or with integrated GPS terminal

We distribute the following GSM Modems brands:

• Q24
• Wavecom Fastrack Supreme 10
• Siemens MC35i

We are able to deliver GSM Modem to Malaysia, Indonesia, Philippines, Australia, Europe, Africa. Our GSM Modem comes with SMS Gateway Development Kit, and SMS API to build SMS gateway, SMS software, SMS application, and SMS solution.