GSM Modem SIM 900A Board

SKU: 5631

₹ 1,069.00 1069.0 INR ₹ 1,069.00

₹ 905.93

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    SIM900A Modem is built with Dual Band GSMbased 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 Modem is having internal TCP/IP stack to enable you to connect with internet SIM900A is an ultra compact wireless module. This is a complete GSM module in a SMT type and crafted with a very powerful single-chip processor integrating AMR926EJ-S core, allowing you to benefit from small dimensions.


    • Voltage Input: 6V to 12V DC INPUT, On Board Voltage Regulator
    • INTERFACE: Voice Communication port, RS232, EXTERNAL TTL INTERFACE
    • DATA Tx/ Rx: GSM/GPRS 900/1800/1900 Mhz for VOICE, SMS, DATA, FAX
    • Chipset: SIM 900
    • Compatible with ARDUINO, RASPBERRY PI, ARM, AVR, PIC, 8051. - Can also be directly connected to computer via Serial Port (Use GSM Tester or write your own Software)
    • Suited for GSM based microcontroller projects (better than sim300 and other gsm modems)
    • Option for connecting MIC and SPEAKER directly to GSM MODEM for calls (LINE IN also available) Supports communication through with DB9 Connector, TTL Pins and I2C Pins
    • Based upon LM2596 not on LM317
    • Power supply 9V -12V

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