Network card interface of desktop broken? Super-slim Ultrabook cuts down network port? Don't worry! Only one USB port makes your device connect wired network, and applicable for MacBook Air, Surface, Ultrabook and other devices without network card.

Combine SuperSpeed USB3.0 with USB3.0 to 10/100/1000 Ethernet, which lets you easily enjoy fast and smooth HD games or videos, accesses IPV6 and streaming media.

Built in advanced RTL8153 controller, SuperSpeed USB3.0 makes consumption lower, powerful RJ45 Gigabit Ethernet makes performance more excellent.

Support backpressure routing and IEEE 802.3 flow control for full-duplex (FDX) and half-duplex (HDX) systems, support IPV4 / IPV6 net, examine and correct transferring data.

Considering your requirements, besides a USB3.0 data cable, ARL-U3 is equipped with a Type-C data cable to match your MacBook and Ultrabook, convenient and thoughtful.

1mm thick aluminum alloy chassis, whose two sides adopt CD stripe design, is processed by anodic oxidation, column shape and laser etching logo, the same as Mac products, perfectly matches with your Ultrabook, Mac and large smartphone.

Applicable for replacement of broken desktop network port, compatible with MacBook Air, Surface, Ultrabook, MiBox, Lenovo YOGA series and so on.

Thanks to separating data cable design, respectively store or carry USB cable and adapter when not used or outside; small cylinder design makes it easy to match desktop or go outside; two pairs white and blue locating rings fix it on your desktop.