AirPort is Apple’s wireless local area network technology. It enables your computer to connect to a network or the Internet via radio waves instead of wires.
Apple offers three types of AirPort devices:
AirPort Base Station is an external device that can connect to a network via Ethernet cable or can act as a modem for connecting to the Internet via phone lines.
AirPort Express is an external device that can connect to a network via Ethernet or can extend the range of an existing AirPort network. It also has the ability to receive data from iTunes on an AirPort-equipped Mac or PC to play music on your stereo.
AirPort card is a networking card inside your computer that enables your computer to communicate with a base station or another ...