... USB 3G/HSDPA MODEM with voice Based on Simcom module SIM5216E WCDMA 900/2100MHZ GSM 850/900/1800 HSDPA: 3.6mbps RS232+USB ... 3G/HSDPA MODEM with voice Product descriptionGeneral featuresIndustrial designAluminum casingRS232+USB interfaceBased on Simcom module ... 54*25mmWeight 100gAccessories: AC/DC adaptor, DB9 RS232 cable, USB cable, earphone, antenna, 2 mounting plates, CD Spec ...