CEP GT864-QUAD Terminal

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CEP GT864-QUAD Terminal
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Product description

GT864 QUAD Terminal is a self contained unit featuring the latest GSM/GPRS technology from Telit.
GT864 QUAD Terminal is an excellent product for system integrators whose focus is on application development using a ready to start modem with standard connectors. The audio interface handles voice calls and offers connectivity with a head set.

Technical specifications

Product features
  • Quad Band GSM/GPRS
  • GSM 850/900 Power class 4 (33dBm)
  • GSM 1800/1900 Power class 1 (30dBm)
  • Mobile Class B
  • Extended Measurement Reporting
  • Compliant with 3GPP Release 99 Protocol Stack


  • RS232 9pin DSub
  • Audio microphone / loudspeaker (USB mini connector)
  • Power: 5 - 36VDC (RJ11)
  • Antenna: 50 Ohm (FME male)
  • SIM card reader: 1,8V/3V interface with SIM detection
  • Control by AT commands (GSM 27.005, 27.007 plus
    proprietary commands)

Data features

  • GPRS Class 10
  • Multiple simultaneous PDP contexts
  • GPRS Coding Schemes CS1-CS4
  • Transparent and non-transparent CSD up to 9.6 kbps
  • Modem Type; V21, V22, V23, V22bis, V26ter, V32,
    V34, V24
  • V42bis compression
  • GSM supplementary services supported
  • GSM 27.010 Multiplexing Protocol
  • USSD
  • Fax Group 3, Class1

Firmware update over the air (FOTA)

  • Firmware update over the air based on Telit Service TFUS;
    only the delta will be sent via GPRS; GT864 has to be preregistered
    to the database.


  • Text and PDU mode
  • Point to point mobile originated and mobile terminated SMS (MT/MO)
  • SMS Cell Broadcast

Internet protocol

  • TCP/IP protocol stack
  • Extensive AT Command access to TCP/IP stack
  • Multiple sockets with listening/server capability
  • IPv4 protocol
  • Dynamic & Static IP address allocation
  • PPP protocol (PAP)
  • UDP protocol
  • FTP client File Transfer Protocol (file transfers)
  • SMTP
  • E-mail


  • Telephony, emergency calls
  • HR, FR, EFR, AMR (Half Rate, Full Rate, Enhanced Full
    Rate and Multi Rate voice codec's)
  • Superior echo cancellation /& noise reduction
  • DTMF

Other features

  • SIM application toolkit Class 2
  • 3 x LED for status indication
  • Power supply voltage measurement via AT-command
  • SIM phonebook
  • Fixed Dialing Number (FDN)
  • Real time clock
  • IRA character set
  • Jamming detection & report
  • I/O variant with 4 digital inputs, 1 analogue input, 1 digital output and Python programming capability available (GT864 PY Terminal)

Physical characteristics

  • Overall dimensions (excluding
    connectors): 77 x 67 x 26 mm
  • Weight ~ 100g
  • -30°C to +75°C (operational)
  • -40°C to +85°C (storage temp.)


  • E-certificate
  • CE Approval
  • FCC Approval
  • RoHS


Recommended accessories

Following accessories are recommended to be purchased along with this product as they might be required for operation and may not be included in this product.
CEP GT864-QUAD Terminal GT864QUAD CEP GT864-QUAD Terminal accessories CEP GT864-QUAD Terminal datasheet CEP GT864-QUAD Terminal images CEP GT864-QUAD Terminal price