Minimum Order Quantity: 1 Piece
Model Name/Number: SIM900A
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 internet via GPRS. SIM900A is an ultra compact and reliable wireless module. This is a complete GSM/GPRS module in a 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.
Compatible with Arduino board, Raspberry Pi Board, Arm, AVR, PIC, 8051, etc.. Can also be directly connected to computer via Serial Port (Use GSM Tester or write your own Software), Best 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 RS232 with DB9 Connector, TTL Pins & I2C Pins, Based upon LM2596 not on Cheap LM317; Power supply 9V -12V.
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