us robotics 56k USB fax modem new old stock

New Dual RJ11 Port USB 56K External Dial Up Voice Fax Data Modem Win 7/8/10

US Robotics Megahertz 56k PC Card Modem XJ1560 with xjack connector

3Com Megahertz 56k Global GSM Modem PC Card - New Sealed

USRobotics Courier 56K Business Modem

USRobotics 56k Fax Modem 005686-03

QTY: 2 TRENDnet TFM-PCIV92A 56K High Speed Internal PCI Modem - Data/Fax/Voice

US Robotics Megahertz 56k PC Card Modem~XJ1560