The Apple USB Ethernet Adapter is a compact and lightweight adapter that connects to the USB 2.0 port of your Macbook Air and provides you with an RJ-45 connector that supports 10/100BASE-T Ethernet performance for high-speed networking. The adapter requires no external power. Simply plug it into your computer and connect your Ethernet cable to it.
Note:
While this item is primarily intended for use with Macbook Air computers, it does offer compatibility with most other Mac and PC computers. Compatibility not guaranteed.
Compact and lightweight design
Connects to the USB 2.0 port of your Macbook Air and provides you with an RJ-45 connector that supports 10/100BASE-T Ethernet performance for high-speed networking
The adapter requires no external power. Simply plug it into your computer and connect your Ethernet cable to the adapter