The 340E is a Quad-Band GSM/GPRS solution in a compact plug-in module.

The leading features of SIM340E make it ideal for M2M applications such as AMR, POS, Security, AVL etc. 

  An embedded Powerful TCP/IP protocol stack 
  Based upon mature and field-proven platform, backed up by our support service, from definition to design and production

General features 
  Quad-Band GSM/GPRS 850/900/1800/1900MHz 
  GPRS multi-slot class 10/8 
   GPRS mobile station class B 
   Compliant to GSM phase 2/2+
     – Class 4 (2W @ 850/900MHz)
     – Class 1 (1W @ 1800/1900MHz) 
   Integrated with SIM Holder 
  Dimension: 40mm x 33mm x 5.5 mm 
  Weight: 8 g 
   Control via AT commands (GSM 07.07, 07.05 and SIMCom enhanced AT Commands) 
   SIM application toolkit 
  Supply voltage range 3.4V...4.5V 
   Low power consumption 
  Normal operation temperature: -30 °C to +80 °C 
  Restricted operation temperature: -40 °C to -30 °C and +80 °C to +85 °C 
  Storage temperature: -40°C to +90°C

Specifications for fax
  Group 3, class 1

Specifications for data:
   PBCCH support
  GPRS class 10: max. 85.6 Kbps (downlink)
  PPP-stack
  Coding schemes CS 1, 2, 3, 4
  CSD up to 14.4 kbps
  USSD
  Non transparent mode

Specifications for SMS via GSM
  Point-to-point MO and MT
  SMS cell broadcast
  Text and PDU mode

Specifications for voice
    Tricodec
– Half rate (HR)
– Full rate (FR)
– Enhanced Full rate (EFR)
    Hands-free operation (Echo suppression)

Interfaces
   Interface to external SIM 3V/1.8V
  Two analog audio interfaces
  60-pins BTB connector
  RTC backup
  Serial interface and debug interface
  LCD interface
 Keypad interface
 Antenna connector and antenna pad