3‑Port Hub USB2.0 RJ45 Lan Network Card USB3.1 Type‑C to Ethernet Adapter for OS X / Android Item Type: 3-port hub Product Interface: USB3.1 Type-C Product Color: White Product Function: Expand 3 ports USB2.0 interface / 1 port RJ45 network card 100Mbps network card Support System: For WIN XP / 7/8 / OS X (you can use it without a driver on the new for OS X ), For windows 98se / 2000 / me / xp / vista / win7 / win8 / 8.1 / 10 / os x / linux / android system. Function 1: 3-port USB HUB hub, backward compatible with USB 2.0/1.2/1.0 Function 2: 100Mbps network card connection, backward compatible with 100Mbps network cable, two functions can be used at the same time Size: Approx. 26mm / 1in Approx. 12mm / 0.5in Approx. 7mm / 0.3in Approx. 114mm / 4.5in Approx. 85mm / 3.3in Approx. 24mm / 0.9in Approx. 17mm / 0.7in