1Docking station is suggested for use with web and productivity software; not recommended for gaming, cannot be mixed with non-DisplayLink USB adapters.This docking station is covered by a 24-month limited warranty,Please contact us for any questions. System Support: Windows 10, 8.1, 8, 7, XP systems, limited support for Mac OS 10.6 or later (see Display Link website for more details)(Mac OS Users Note: This docking station can't currently support Mac OS 10.13.4 or later, we recommend that you stay at Mac OS 10.13.3 or earlier at this time and we will update the description as soon as the latest drive support Mac OS 10.13.4 or later).Linux/Unix are not supported. 2 USB 3.0 ports backwards compatible with USB 2.0/ 1.1. Built-in Surge Protection keeps your devices safe and support hot-swapping. Gigabit Ethernet RJ-45 port 10/100 / 1000Mbps Ethernet, provides you with fast wired network connection. Super Speed USB 3.0 up to 5Gbps for connecting your Ultrabook or laptop need to extend more external monitors( DVI,VGA or HDMI port), offer 2 USB 3.0 + 4 USB 2.0 ports, Gigabit Ethernet port and audio output + Microphone input jack. Built-in HDMI and DVI outputs each resolution up to 1920x1200 @ 60Hz, HDMI port supports resolutions up to 2560x1440 @50Hz with a single HDMI display only;DVI/ VGA port up to 2048x1152/ 1920x1200 @60Hz, Includes DVI to VGA adapter and DVI to HDMI adapter.Great for different home and office workspace applications.