SINAUT MD720-3 GSM/GPRS MODEM IP COMMUNICATION VIA GSM NET QUADBAND AT COMMANDOINTERFACE AUTOM. GPRS CONNECTION CAN BE SWITCHED ON CSD OPERATION RS232 INCL. RS232 ADAPTER - GENDER CHANGER NATIONAL APPROVALS EU, NORWAY, SWITZERLAND IN PREPARATION CHINA, CANADA, RUSSIA, SOUTH AFRICA, TURKEY, UKRAINE, USA