U.S. Robotics USR5699B Internal Fax Modem 56Kbps PCI Bus (Plug & Play) Data: V.92, V.90, V.34, V.32bis, V.32, V.22bis, V.22, V.23, and V.21 Error Control/Data Compression: V.42/V42bis and MNP2 4/5, V.44 Fax: EIA 578 (
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