• Data Compression – ITU-T V.44, V.42 bis and MNP5 • Fax specs – ITU-T V.17, V.29, V.27 ter, V.21 channel 2 EIA/TIA 578 FAX Class 1, or T.31 Fax Class 1.0 commands • PCI 2.2-compliant • Full Duplex • Tone and Pulse dialing • Auto detect Voice/Data/Fax modes SYSTEM REQUIREMENTS: • x86 compatible PC with a PCI bus expansion slot • CD-ROM drive, Quad speed or faster • Hard Drive with at least 100MB free space • Microsoft Windows® XP, Windows® Vista • Sound card required for Voice and Answering func