Specifications

The SIM300D/340D is a complete Tri-Band/Quad-Band GSM/GPRS solution in a SMT module.

SIM300D/340D with a tiny configuration can fit almost all the space requirements in your M2M applications, especially for slim and compact handset applications. 

  - SMT type suit for customer applications 
  - 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 
  - Tri-Band GSM/GPRS 900/1800/1900MHz or
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 @ 850/900 MHz)
     – Class 1 (1W @ 1800/1900MHz) 
  - Dimension: 33mm x 33mm x 3mm 
  - Weight: 7.8 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: -45°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)