The IBM PCMCIA Home and Away Fax Modem Ethernet Credit Card Adapter Model 1 is a modem card with external interfaces including Ethernet (RJ-45). Made by IBM and originating from Canada, this card allows for modem functionality and Ethernet connectivity, making it a versatile and reliable option for a variety of computer systems. With its sleek design and reliable performance, this adapter is perfect for those looking for a seamless and efficient way to connect their computer to a modem or Ethernet network.