GM29 Dual band to GSM/GPRS serial modem

GM29 Dual band to GSM/GPRS serial modem - Prisma Request a quote

Model : GM29


The Sony Ericsson GM29 is a dual band (GSM 900/1800MHz) GSM/GPRS serial modem that offers integrators an instant and cost-effective M2M solution for getting applications to market fast. The GM29 is a plug-and-play modem with an integral SIM card reader and standard connector interfaces. By plugging the RS232 connector directly into an application or computer the GM29 becomes ready to use as a wireless modem. The modem can send and receive data by GPRS, HSCSD, CSD, SMS, and fax as well as handle voice calls. The GM29 is a powerful and flexible solution that can be used in virtually any imaginable application and is ideal for vending, monitoring and control, security/alarms and fleet management. The same levels of excellence that have been trademarks of Sony and Ericsson worldwide go into every radio device design. Sony Ericsson applies the same R&D and manufacturing expertise in these products as it does in its world-class mobile telephones. M2M Com Product Unit of Sony Ericsson Mobile Communications is ISO-9001 Certified.


  • Specifications
  • Datasheet
  • Informations
  • Dual band EGSM 900/1800 MHz serial modem
  • GPRS Class B (4+1)
  • Compliant with ETSI GSM Phase 2+ standards(Small MS)
  • Output power
  • Class 4 (2W @ 900 MHz)
  • Class 1 (1W @ 1800 MHz)
  • Supply voltage
  • 5-32 Vdc
  • Standard RS232 9-way serial connection
  • Overall dimensions
  • (excluding connectors): 77 x 67 x 26mm
  • Operating temperature range: -25º C to +55º C
  • Storage temperature range: -40º C to +85º C
  • Weight: < 130g
  • Data: RS232 9-way (V.28)
  • Remote control by AT commands
  • Serial baud rate from 1200 to 460,800 bits/s
  • Power: 5-32 Vdc
  • RJ11 connector
  • Audio: 4-wire handset interface
  • RJ9 connector
  • Antenna: 50?
  • FME male connector
  • SIM card reader: 3V/5V SIM interface with
  • SIM detection
  • CSD up to 9.6 kbps
  • HSCSD (2+1), up to 19.2 kbps
  • GPRS Class B (4+1), up to 85.6 kbps*
  • P Channel support
  • Coding schemes CS1-CS4
  • GSM 07.10 Multiplexing Protocol


Download the datasheetRS422/485 repeater (PDF GM29)

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