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U.S. Robotics Model 5660A 56K PCI Faxmodem Includes V.92 and V.90 ITU Standard Technologies

Main image of U.S. Robotics USR5660A Faxmodem 56Kbps PCI Bus (Plug & Play) V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards down to 300 bps V.80 video conferencing support V.42, MNP2-4 error

Alt view image 2 of 5 - U.S. Robotics USR5660A Faxmodem 56Kbps PCI Bus (Plug & Play) V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards down to 300 bps V.80 video conferencing support V.42, MNP2-4 error

Alt view image 3 of 5 - U.S. Robotics USR5660A Faxmodem 56Kbps PCI Bus (Plug & Play) V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards down to 300 bps V.80 video conferencing support V.42, MNP2-4 error

Alt view image 4 of 5 - U.S. Robotics USR5660A Faxmodem 56Kbps PCI Bus (Plug & Play) V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards down to 300 bps V.80 video conferencing support V.42, MNP2-4 error

Alt view image 5 of 5 - U.S. Robotics USR5660A Faxmodem 56Kbps PCI Bus (Plug & Play) V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards down to 300 bps V.80 video conferencing support V.42, MNP2-4 error

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U.S. Robotics USR5660A Faxmodem 56Kbps PCI Bus (Plug & Play) V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards down to 300 bps V.80 video conferencing support V.42, MNP2-4 error

Used - Like New

56Kbps
PCI Bus (Plug & Play)
2 x RJ11 ports
V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards down to 300 bps V.80 video conferencing support V.42, MNP2-4 error control V.44, V.42bis, MNP5 data compression Fax: EIA 578 (Class 1) with V.17, V.29, V.27ter

Specs

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Learn more about the US Robotics USR5660A

Model
Brand	U.S. Robotics
Model	USR5660A

Details
Type	Dial-Up Modem
Interface	PCI Bus (Plug & Play)
Cable Interface	2 x RJ11 ports
Standards	V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards down to 300 bps V.80 video conferencing support V.42, MNP2-4 error control V.44, V.42bis, MNP5 data compression Fax: EIA 578 (Class 1) with V.17, V.29, V.27ter
Max Transmission Rate	56Kbps

Features
Features	Feature-rich affordability Ideal for home use Send e-mail and attachments faster Get online faster Don’t miss that important phone call Simple three-step installation Software upgradable Includes full-featured faxing software

Packaging
Package Contents	USR5660A Resource Disk RJ11 Cable Manual Other Accessory

Additional Information
First Listed on Newegg	March 08, 2026

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