Features: 1.Graphics Docking Station: EXP GDC is an external device for laptops that helps them use a separate external high performance graphics card that can be used to use any pcie interface device and improve the performance of the laptop. 2.M.2 A/E Key Interface: The external laptop docking station has M.2 A/E key interface, equipped with a M.2 A/E key interface data cable and a pin power cable. 3.Multilevel Anti Interference Circuit: Dual TD compatible switch (hardware conflict resolution), multilevel anti interference circuit. 4.Parameter: The extension supports PCIE X16: DMI GT/s (X1) 5. The power supply supports 8P, the maximum interface is 220W, and the maximum DC interface is 150W. 5.Wide Applications: Suitable for industrial applications, such as engineering survey, data acquisition, server debugging, GPU computing, etc. It can also be used to play games. specification:Item Type: Graphics Docking Station Material: ABS, PCB PCIE Interface: Connected to PCIE Interface Devices, Such As Video Card, Sound Card, Array Card, Acquisition Card, Etc 6P Power Output: Provide 6pin+8pin Interface Output 8P Power Interface: Equipment Power Interface, Laptop Control Power Switch DC Power Interface: 5.5 x 2.1mm DC Base (DC 12V, 150w Maximum) High Definition Multimedia Interface: Connected to MiniPCIE, for Expresscard, NGFF (M.2) A/E Key or M Key, PCIE X4 Adapter Cable PackageList:1 x GraphicsDockingStation 1 x M.2 A/E Key Interface AdapterCable 1 x Power AdapterCable 1 xUser Manual