PCMCIA wireless network card
Used in old laptops to connect to Wi-Fi networks, it was inserted into a special slot and allowed wireless Internet access.
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PCI Ethernet card
Installed in a PCI slot on the motherboard, it allows the computer to connect to wired networks via an Ethernet cable.
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USB Wi-Fi adapter
Connects to a USB port and allows the computer to connect to wireless networks without the need for an internal card.
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PCI Wi-Fi card
Installed in a PCI slot on the motherboard, it enables desktop computers to connect to wireless networks.
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