US Robotics - Megahertz 56k Modem PC Card with XJACK Connector XJ5560

US Robotics Megahertz 56k PCMCIA Modem PC Card with XJACK Connector XJ5560

USRobotics Megahertz XJ1560 56K PCMCIA PC Card Modem XJACK Connector

Psion Dacom Global 56k Fax & Modem Gold Laptop PC Card (LR109212)

3com Megahertz 3CXM556 56K Cellular Modem PC Card PCMCIA

PC Card Modem XJ4288 Megahertz by US Robotics *

US Robotics Megahertz 56k Modem PC Card (PCMCIA) with XJACK Connector XJ5560

US ROBOTICS SP1336 SPORTSTER 33.6K PC CARD 33.6KBPS DATA/14.4KBPS