Adds a wired network connector to computers without built in network interface*. Short and flexible cable. Best for all notebooks, netbooks, ultrabooks. Compatible with Mac-systems. 

• USB type A plug to RJ45 network plug
• full duplex ( up to 20/200 Mbit/s)
• Cable length: approx. 0.1 m
• IEEE 802.3 10BASE-T & IEEE 802.3u 100Base-TX kompatibel
• For Windows 10, 8.0, 8.1, 7, 2000, Vista, XP
• For Mac OS X, Linux

* Most of these extremely flat devices do not have built in wired network connector. On the other hand there is a big demand by users for connecting wired networks. This product is perfect for them.