Features: High-speed transmission --- Up to 56K download speeds, 48K data upload and 14.4 Kbps fax mode.Compliant with USB 2.0 specification.Comply with V.92, V.90 and V.42, V.42bis / MNP5 protocols.Complies with V.17, V.29, and V.27ter Group 3 fax protocols.Small size, light-weighted, easy to carry. Quick Connect --- The data modem can dial up to the Internet, receive and send Fax on your computer easily and conveniently.But please note that it does not support voice dialing.Experience fast Internet connectivity with this USB 2.0 Data/Fax External Modem. Stronger Function --- Supports automatic dialing, tone and pulse dialing, automatic answering, and automatic fax sending and receiving.Support caller ID, automatic format / speed sensing, data / fax / voice call, single configuration file stored on the host, call forward / backward. Widely Compatibility --- Operating System: Fit For WINDOWS 98 SE, Fit For ME, Fit For 2000, Fit For X, Fit For Vista, Fit For Win 7, Fit For MAC.Normally, WIN10 / WIN8.1 / WIN8 / WIN7 systems can be plug and play, but some reduced version WIN7 systems need to be installed using the CD-ROM in our package. Features: 1. Supports Caller ID. 2. Compliant with USB 2.0 specification. 3. Small size, light-weighted, easy to carry. 4. Quick Connect(V.92), higher version, stronger function. 5. Receive and send Fax on your computer easily and conveniently. 6. Experience fast Internet connectivity with this USB 2.0 Data/Fax External Modem. 7. It supports V.92 protocols and features 56K download speeds, 48K data upload and 14.4 Kbps fax mode. 8. Operating System: Fit For WINDOWS 98 SE, Fit For ME, Fit For 2000, Fit For X, Fit For Vista, Fit For Win 7, Fit For MAC. Specification: Condition: 100% Brand New Item Type: Data Modem Material: ABS Color: Black Package list: 1 x Data Modem 1 x CD Driver 1 x Telephone Cable 1 x User Manual Notes: 1. The actual product color may deviate from the photo due to light. 2. There may be a slight deviation in the measurement of product.