Expand the connectivity of your MacBook Pro Chromebook or other USB-C enabled laptop The Nikkai USB-C to Gigabit RJ45 Ethernet plus three USB-A ports 30 Multiport Adapter Docking Station lets you add multiple USB-A 30 (Super Speed) ports and a High Speed Ethernet port through your laptops USB-C portHigh Speed Ethernet port Gigabit ethernet port provides access to superfast network speeds Installer patch provided for Mac OSSuperSpeed Data for USB 30 port Up to 5 Gbps data speeds lets you transfer a HD movie in secondsPlug-and-Play Ethernet port do not need to install any drivers Long-last aluminium case body