Tech Flashback: Even More Internal PCI Dial-Up Modems | Gough's Tech Zone
USR :: USR5670 PCI Faxmodem
Amazon.com: HiRO V92 56K External USB Data Fax Dial Up Internet Modem Dual Port Built in Buzzer Truly Plug n Play Driverless Installation Built in Driver Windows 10, 8.1, 8, 7, 32-bit
Motorola SM56 PCI Modem: Build 80.5 Revision History Log | PDF | Modem | Windows Registry