GSM/GPRS modem is a rugged elegant cellular modem providing high-tech GSM/GPRS connectivity for (M2M) machine to machine applications. This modem can transmit data and short SMS messages over GSM/GPRS mobile networks; as well it is controlled via firmware by a set of AT commands. It is used by enterprises, banks for marketing, media companies, fraud control and customer brands for a diversity of purposes such as enterprise, entertainment and mobile marketing. Bulk messaging is normally utilized for alerts, marketing, reminders, however as well for information and communication among both customers and staff. Our provided products are broadly known for their high quality and long life.