3Com 3CP2974A-GTY PCI Modem Card 2 Ports RJ-11 DSL/Phone Dual Port UNTESTED

3Com US Robotics Model 0613 56K PCI Voice Fax Modem AD1815DG

3Com 3CP2974A GTY PCI Modem Used

3Com US Robotics 3CP5699A 56K PCI Fax Modem Card RJ11 Line Phone

US Robotics 3Com 3CP5610 56K 0726 PCI Voice Fax Modem Internal Card

USRobotics 3Com 3CP5699A Computer Internal Modem Card PCI 56K New Genuine

US Robotics 56K Internal Fax/Modem V.90 PCI Model 0778 3Com 3CP5610 UNTESTED

3Com 3CN3BM556 56K Mini PCI Type 3B Data Fax Modem