Products

Wireless modules / GSM / GPRS

SIM900R

SIMCOM launches a new product, the SIM900R to Eastern European market.
It is the low-cost version of SIM900 with the same foot print.
We promote SIM900R to applications with high price pressure. You may find the specifications, datasheets, CE certification in attachment.

General features
• Dual-Band 900/ 1800 MHz
• GPRS multi-slot class 10/8
• GPRS mobile station class B
• Compliant to GSM phase 2/2+
– Class 4 (2 W @900 MHz)
– Class 1 (1 W @ 1800MHz)
• SAIC (Single Antenna Interference Cancellation)
• Dimensions: 24* 24 * 3 mm
• Weight: 3.4g
• Control via AT commands (GSM 07.07 ,07.05 and  
SIMCOM enhanced AT Commands)
• SIM application toolkit
• Supply voltage range : 3.2 ... 4.8V
• Low power consumption: 1.0mA(sleep mode&BS-PAMFRMS=9 )
• Operation temperature: -40°C to +85 °C

Specifications for Fax
• Group 3, class 1

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

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

Software features
• 0710 MUX protocol
• Embedded TCP/UDP protocol

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

Interfaces
• Interface to external SIM 3V/ 1.8V
• Analog audio interface
• RTC backup
• SPI  interface
• Serial interface
• Antenna pad
• I2C
• GPIO
• PWM
• ADC

Compatibility
• AT cellular command interface

Certifications:
• ROHS
• CE

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