SIMCom SIM900B is a highly efficient and reliable GSM/GPRS module that offers extensive support for wireless communication. This module operates on multiple wireless bands and network standards, ensuring compatibility with a wide range of devices and networks. The SIM900B module supports both 2G and 2.5G network technologies, including GSM, GPRS, and EDGE.
Key features of the SIM900B module include Quad-band GSM support, allowing it to operate on four different frequency bands. This ensures global connectivity and enables seamless communication across various regions. The module also supports voice and data transmission, enabling users to make calls and exchange data reliably. Additionally, the SIM900B module offers embedded TCP/IP stack, allowing for easy integration with internet protocols and enabling internet connectivity.
The SIM900B module is equipped with a built-in SIM card slot, enabling convenient and secure SIM card insertion. It also features UART interface, providing a straightforward method for connecting the module to external devices. Another key feature is its low power consumption, making it ideal for battery-powered applications. Overall, the SIMCom SIM900B module offers a comprehensive solution for wireless communication, combining versatility, reliability, and efficiency.
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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: 40 * 33 * 3 mm
- Weight: 7g
- 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
- 60pin board-to-board connector
- Interface to external SIM 3V/ 1.8V
- Two analog audio interfaces
- RTC backup
- SPI interface (option)
- U.FL antenna connector
- Serial interface
- Keypad
- I2C
- GPIO
- PWM
- ADC
Compatibility
- AT cellular command interface
Approvals
- CE, FCC, RoHS, PTCRB,
GCF, IC, AT&T
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