PCI slot card - Conexant - 56k data fax phone modem - 2x RJ-11 mic and speaker.

Conexant RD02-D490 Internal Fax Modem Card 56K Data PCI 2-Ports for Computers

Rockwell RS56-PCI R6787-12 High Speed 56K Internal Voice/Fax PCI Modem Card

New Typhoon Quick COM 56 56k PCI Modem - V.92

PCI Data Fax Modem Card RD01-D850 56K V.92

Conexant 56K Dial-Up Fax Modem PCI Card RJ11 Phone Line CX11252-41Z Rev 2.2

Modem 56K PCTel Platinum Series - PCT789T - PCI CARD - 1456vqh25

Modem 56k Data Fax Voice Analogue Modem PCI by Q-tec