SIMCom presents an ultra compact and reliable wireless module-SIM900A. This is a complete Dual-band 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. Featuring an industry-standard interface the SIM900A delivers GSM/GPRS 900/1800MHz performance for voice SMS Data and Fax in a small form factor and with low power consumption. With a tiny configuration of 24mm x 24mm x 3mm SIM900 can fit almost all the space requirements in your M2M applications especially for slim and compact demands of design.