GSM Modem

SIM900A Modem is built with Dual Band GSMGPRS 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 GSMGPRS Modem is having internal TCPIP stack to enable you to connect with internet via GPRS.SIM900A is an ultra compact and reliable wireless module. This is a complete GSMGPRS 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.