Triple HD Monitor:Built-in 2*hdmi ,1*VGA outputs, support Triple display for Windows, MacOS,LINUX, etc. Hdmi supporting 4K resolution 30Hz refresh rate,VGA supporting 1920*1080 resolution 60Hz refresh rate. Chip: We use imported chip, which enables the dock running stable and fast. 11 IN 1 Docking Station: PD charging port*1, Gigabit Ethernet*1, ,4K Hdmi port*2, HD VGA port*1, SD/TF Card Slot*1, USB 3.0 Ports(Up to 5Gbps) *2, USB 2.0*2. Compatibility: Tek-sailing Docking station compatible with Windows 10, 8,7, XP,etc, MaxOS, Linux,etc. Fit for laptops and mobile phones have thunderbolt 3 Type-C, USB Type-C. (Details see below table) Fashion Design: Portable design, Plug and Play. Net weight 120g, Power:65W. Guarantee: We offer One year limited parts warranty. Attention: As dock is only 65w, pls charging PD port while you make use of it to avoid flickers and laggy.