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          External antenna, super signal receive
1.Chipset :           Qualcomm 7225 / Qualcomm6280
2.Network Type:     HSUPA/HSDPA

3.Frequency  band:  UMITS:2100MHZ(850/900MHZ dual bands                                                                       
                   available),GSM/GPRS/EDGE:850/900/1800/1900MHZ
4.Data delivers rate:
                  ---HSDPA: 3.56Mbps, up to 7.2 Mpbs Download
                  ---EDGE: up to 237Kbps DL and 118Kbps UL
                  ---GPRS: up to 85.6Kbps DL and  42.8Kbps UL
5.Interface:            Standard USB3.0 interface
6.Support TF card    Support TF card, MAX 64G
7.Other functions:     SMS receiving,flow indication，indicator lamp,English &
                    Portuguese & Russian&Vietnamese interface,
                    Free CD-ROM Installation,Support voice
8.Operation System:    Windows 2000/XP/Vista/Win7/Win8/Andriod/Mac OS