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SIM900A Modem is built with Dual Band GSM/GPRS based SIM900A modem from SIMCOM. It works on frequencies 900/ 1800 MHz. SIM900A can search these two bands automatically. The frequency bands can also be set by AT Commands. The baud rate is configurable from 1200-115200 through AT command. The GSM/GPRS Modem is having internal TCP/IP stack to enable you to connect with the internet via GPRS. SIM900A is an ultra-compact and reliable wireless module. This is a complete GSM/GPRS module in an SMT type and designed with a very powerful single-chip processor integrating AMR926EJ-S core, allowing you to benefit from small dimensions and cost-effective solutions.
The above figure shows a functional diagram of the SIM900A and illustrates the main functional parts:
- The GSM baseband engine
- Flash and SRAM
- The GSM radio frequency part
- The antenna interface
- The Other interfaces
Package Includes
- 1x sim900a gsm module
- 1x antenna
- 1x power cable
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