The SIMCom SIM900D is a versatile and reliable quad-band GSM/GPRS module that supports GSM 850/900/1800/1900MHz frequencies, making it compatible with a wide range of wireless networks worldwide. It adheres to GSM/GPRS Class 10 network standards, offering seamless communication capabilities for various applications.
Key features of the SIMCom SIM900D include voice and data transmission, allowing users to make calls, send text messages, and access the internet. It supports GPRS multi-slot class 10/8, enabling efficient data transfer. Additionally, it offers embedded TCP/IP stack and AT command interface, simplifying integration and customization.
The SIM900D has an integrated TCP/IP protocol stack, which enables users to connect to the internet and communicate with remote servers. It also features embedded SIM card holder and simultaneous voice and data capabilities, allowing for enhanced functionality.
With its compact size and low power consumption, the SIMCom SIM900D is an ideal choice for various applications including remote monitoring, automotive systems, smart metering, POS terminals, and security systems. It offers reliable and efficient wireless communication, making it a valuable asset for IoT and M2M projects.
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General features
- Quad-Band 850/ 900/ 1800/ 1900 MHz
- GPRS multi-slot class 10/8
- GPRS mobile station class B
- Compliant to GSM phase 2/2+
– Class 4 (2 W @850/ 900 MHz)
– Class 1 (1 W @ 1800/1900MHz)
- SAIC (Single Antenna Interference Cancellation)
- Dimensions: 33* 33 * 3 mm
- Weight: 6.4g
- 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-PA-MFRMS=9)
- Operation temperature: -40°C to +85 °C
Specification for Fax
Specification for GPRS Data
- GPRS class 10: max. 85.6 kbps (downlink)
- PBCCH support
- Coding schemes CS 1, 2, 3, 4
- PPP-stack
Specification for CSD Data
- CSD up to 14.4 kbps
- USSD
- Non transparent mode
Specification for SMS
- Point to point MO and MT
- SMS cell broadcast
- Text and PDU mode
Software features
- 0710 MUX protocol
- Embedded TCP/UDP protocol
- FTP/HTTP
- FOTA
- MMS
- Embedded AT
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Specification 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 (option)
- Serial interface
- Antenna pad
- I2C
- GPIO
- PWM
- ADC
Compatibility
- AT cellular command interface
Approvals
- CE, FCC, RoHS, PTCRB, GCF
IC, ICASA, TA, REACH, OCD, AT&T
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