RS232+USB 3G/HSDPA MODEM with voice Based on Simcom module SIM5216E WCDMA ... HSDPA: 3.6mbps RS232+USB 3G/HSDPA MODEM with voice Product descriptionGeneral featuresIndustrial designAluminum casingRS232+USB interfaceBased on ... adaptor, DB9 RS232 cable, USB cable, earphone, antenna, 2 mounting plates, CD Spec for Data: HSDPA: Max. 3 ... Kbps (DL), Max.42.8 Kbps (UL)CSD: 2.4/4.8/9.6/ 14.4kbps, Non-transparent ...