Adapter Cards are primarily used in computers to interface with the operating system and an external device, such as a monitor. Most of these devices have a bracket on them that is used to mount the card into a computer system. The types of cards are CAN, DeviceNet, DH+, Ethernet card, RJ45, Firewire, Profibus, RS-232, RS-422, RS-485, SAS/SATA, USB 2.0, WLAN, 10/100/1000 Ethernet (LAN), 8GFC, 10G Ethernet, 10GbE, and 16GFC.