... /2100MHZ GSM quad-band RS232+USB HSDPA/HSUPA/GPS modem with voice Product descriptionGeneral featuresIndustrial designAluminum casingRS232 ... GSM signalJack for earphoneGSM antenna connectorGPS antenna connectorSIM application toolkit1.8-3V SIM card slotInternet,GPS, data and SMS ... adaptor, DB9 RS232 cable, USB cable, earphone, GSM antenna, GPS antenna, 2 mounting plates, CD Spec for DataHSDPA Max. 7 ...