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Owing to our vast industrial experience, we are dedicatedly involved in supplying and trading a comprehensive array of GSM/GPRS for SMS based Remote Control & Alerts, Security Applications, Sensor Monitoring, GPRS Mode Remote Data Logging, Bulk Sms Application and many more. The offered range is strictly in adherence with the predefined quality standards and widely reckoned in the market for its hi-end technological features & advantages. Further we offer GSM/GPRS Modem Such as GSM/GPRS Sim900a Modem RS232, GSM/GPRS Q2686A Wavecom Modem, GSM/GPRS Q2403 Wavecom Low Cost Modem, GSM/GPRS Q2406 Wavecom Modem.

GSM/GPRS Modem - SIM900A - RS232

GSM/GPRS Modem - SIM900A - RS232

Item Code: Sim900A-RS232

Description: This GSM/GPRS Sim900a Modem-RS232 is built with Dual Band GSM/GPRS engine- SIM900A, works on frequencies 900/ 1800 MHz. The Modem is coming with RS232 interface,which allows you connect PC as well as microcontroller with RS232 Chip(MAX232). The baud rate is configurable from 9600-115200 through AT command. The GSM/GPRS Modem is having internal TCP/IP stack to enable you to connect with internet via GPRS. It is suitable for SMS, Voice as well as DATA transfer application in M2M interface. Using this modem,you can make audio calls, SMS, Read SMS, attend the incoming calls and internet ect through simple AT commands.


  • SMS based Remote Control & Alerts
  • Security Applications
  • Sensor Monitoring
  • GPRS Mode Remote Data Logging


  • Status of Modem Indicated by LED
  • Simple to Use & Low Cost
  • On board switching type power supply regulator
  • RS232 output
  • SMA connector with GSM Antenna.
  • Input Voltage: 5V-12V DC

GSM/GPRS Q2403 Wavecom Low Cost Modem

GSM/GPRS Q2403 Wavecom Low Cost Modem

Item Code: Q2403

Description: The GSM/GPRS Q2403 Wavecom Low Cost Modem is ideal for a wide range of applications. The modem can be used to make circuit switched data calls (CSD), making the unit suitable for remote dial-up systems where a fixed phone line is not available. The SMS functionality enables the sending and receipt of text messages. A common use for this functionality is an SMS server for the automated sending and receipt of bulk text messages. The modem implements the Wavecom 2403 GSM Engine. This ensures high quality and reliable operation along with compatibility with all standard GSM networks. The modem is supplied in a rugged extruded aluminium enclosure making it suitable for use in a wide range of industrial and demanding environments. The unit connects directly to a PC or terminal device via the DB-9 RS232 Cable interface. The integral SIM card holder accepts standard SIM cards . The only other connections required are to dc power supply and Antenna .

Dual Band 900 / 1800 MHz for UK Use
Fax, SMS, Data and Internet
Integral SIM Card holder
Wavecom GSM Engine
Rugged Extruded Aluminium Enclosure
SMA Antenna Connection
LED Indication of Operation

GSM/GPRS Q2406 Wavecom Modem

GSM/GPRS Q2406 Wavecom Modem

Item Code: Q2406

GSM/GPRS Q2406 Wavecom Modem is Low cost. Wavecom GSM Modem Q2406 is plug and play Duad band GSM modem that supports Voice, messaging, fax and data transmission of GSM Phase2 +. It can be easily controlled via AT commands. You can get modem with USB or Serial output. It can be directly connected to PC.

Aluminum casing
Antenna with high sensitivity
Baud Rate: 9600-115200bits/s
Support Voice, messaging, fax and data transmission
Available in USB Interface and RS232 Interface.
Control via AT Commands
Support dual frequency: GSM 900/1800MHz
Conform to ETSI GSM 2+ standard
Output Power: Class4(2W@900MHz) Class1(1W@1800/1900MHz)
Available in Usb output and Serial Output

    GSM/GPRS Q2686A Wavecom Modem

    GSM/GPRS Q2686A Wavecom Modem

    Item Code: Q2686

    Description: GSM/GPRS Q2686A Wavecom Modem Wireless CPU available in a GSM/GPRS Class 10 quad-band version. Q2686 EGSM/GPRS 900/1800/850/1900 MHz version with 32 Mb of Bursted Flash memory and 8 Mb of SRAM (32/8). The Q2686 Wireless CPU supports a powerful open software platform (Open at). Open AT is the world’s most comprehensive cellular developmentenvironment, which allows embedded standard ANSI C applications to be natively executed directly on the Wireless CPUThis Product Specification document covers the Wireless CPU alone and doesnot include the programmable capabilities provided via the use of Open AT.
    The GSM/GPRS Q2686A Wavecom Modem is equipped with up to 44 GPIOs and is especially suited to applications which require a high number of connections. The Open AT® OS runs on an ARM9 core on the module, providing applications with up to 87 MIPS (using VariSpeed). The Q2686 features a market-leading range of peripheral interfaces, including companion Bluetooth® and GPS

    Key Features
    Upto 44 GPIO including 2 SPI, I2C, 2 UART
    Quad band GSM & GPRS: 850/900/1800/1900 MHz
    Advanced audio features
    2 analogue channels, 1 PCM
    Intelligent Device Services (IDS)
    inSIM (embedded SIM) option
    Footprint compatibility with entire Q Series of intelligent embedded modules


    RajGuru Electronics
    Mr. Dileep Jain (Manager)
    259 Shanti Sadan, 3rd Flr, Office No. 23, Lamington Road,
    Mumbai - 400004, Maharashtra, India

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