3Com 005687-03 U.S. Robotics 56K EISA Fax Modem UNTESTED
USR :: USR5670 PCI Faxmodem
Internal PCI Express 56K Data Fax Modem - Bluetooth & Telecom Adapters | Networking IO Products | StarTech.com
Zoom Fax Modem V.34X Plus Modem – cpwarehouse
Zoom Fax Modem V.34X Plus Modem – cpwarehouse
USB 2.0 56K Fax Modem, External V.90 V.92 Modem with Dual Ports, USB Data Modem Compatible with Win 7/Win 8/Win 10/Win XP, Auto-Dial, Tone and Pulse Dialing, Auto Answer, Auto Retrain : Electronics - Amazon.com
Fax Modem USB Modem Internet Modem Adapter External Hardware Fax Modem For Repair Shop For Laptop - Walmart.com
Vocal's Fax Modulation Solutions
pci - Does this modem qualify as a fax modem? - Super User