New 56Kbs externalUSB 2.0 V.9290 Dial Up Voice Fax DATA Modem 100% Brand New High QualityExperience fast Internet connectivity with this USB 2.0 Data/Fax External Modem. It supports V.92 lite protocols and features 56K download speeds， 48K data uploads， and 14.4 Kbps fax modes. External modem. 56 Kbps download speeds. USB 2.0 interface 48kbps Data Download Rates. No power supply Needed. Telephone answering machine. Quick Connect(V.92) Supports Caller ID(optional) Operating System Supports:WINDOWS98/SE/ME/2000/XP/Vista/Linux/Vista/Win7/Win8 Package include: 56K USB 2.0 V.92/90 Dial Up Voice Fax DATA Modem X1 CD Driver x1 Telephone cable x1