PCI Dial-Up Modem Card RJ11 56K Fax Modem Internal Desktop PC

AOpen FM56-PM 56K PCI Fax Modem Card Internal Dial Up RJ11 Retro Vintage

HP Agere Systems 5187-5216 56K PCI Modem Card RJ11 Internal Fax Data Dial Up

GVC DI-1156IV 56K PCI Fax Modem Card Compaq Internal Dial-Up RJ11 Vintage

This is a Conexant RD01-D850 56K V.92 PCI Data/Fax Internal Dial-up Modem card

Encore ENF656-GSW-NDPR ISA 56K Fax Modem RJ11 Internal Card

Vintage USRobotics USR5699B 56K PCI Fax Modem Card V.92 Dial-Up RJ11 - untested

Intel chip 56K Internal dial up Fax/Modem PCI ami2019m7