Feature:1. Upgraded one piece aluminum alloy material, effectively speeding up the heat dissipation of the dock and making it more stable.2. The multifunctional interface expands one machine for multiple purposes, which can meeting the needs of different situations.3. 4 USB3.0 ports, which can be used by external U disk, keyboard, mouse, mobile hard disk and other devices.4. 1080P VGA resolution, PD power can achieve 87W, fast transfer speed and stable transmission. The expansion dock is a practical tool.5. Made of high quality aluminum alloy, which is durable and sturdy. with small size, you can take it while on business or travelling.How to Use:Plug and playSpecification:Item Type: Expansion DockMaterial: ABS, Aluminum AlloyModel: 33S10-TKMain Control Chip:AG9311Interface: High Definition Multimedia Interface, 4 x USB3.0, RJ45 (Gigabit), VGA, PD, Audio, Storage Card Interface, T Flash Card InterfaceUSB3.0 Transfer Rate: 5GbpsPD Power: 87W (Maximum)High Definition Multimedia Interface Resolution: 4K x 2K (3840 x 2160) 30HzVGA Resolution: 1080PAudio Interface: Approx. 3.5mm / 0.14inRJ45 Network Port Rate: 10/100MApplication: Support All Type C Channel Computers Package List:1 xExpansion Dock