Types of Communication Devices

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Modem
This enables computers to communicate via telephone lines. it converts digital signals produced by a computer into an analogue signal and another modem converts the signal back to a digital format on the other end.
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Network Interface Card (NIC)
This enables computers to communicate with other computers in a network. It is the hardware connection between the computer and the network cable.
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Terminal Adapter
This allows a computer to link into an Integrated Services Digital Network (ISDN)
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Wireless Router
Converts an internet signal into a wireless signal which the computers and other devices in the network can use to communicate with each other and the router.
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Wireless Network Cards
This is a means by which computers and other devices are able to receive and send wireless communication.
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Hub
Allows multiple computers to communicate over a network. A USB hub allows multiple peripherals to connect through a single USB port.
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Other cards in this set

Card 2

Front

Network Interface Card (NIC)

Back

This enables computers to communicate with other computers in a network. It is the hardware connection between the computer and the network cable.

Card 3

Front

Terminal Adapter

Back

Preview of the front of card 3

Card 4

Front

Wireless Router

Back

Preview of the front of card 4

Card 5

Front

Wireless Network Cards

Back

Preview of the front of card 5
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