Features: EXP GDC Laptop external independent video card dock w/ expresscard data line and 6 Pin/8 Pin power supply cable.Dual TD compatible switch (resolution of hardware conflict). High quality imported electronic component, multistage anti interference and Isolation protection circuit. Multi power automatic switching (support for soft start). Enhanced MINI PCI-E data line with 26pin interface, supports 54 type and 34 type expresscard interface. With 6pin interface for connecting video card power supply; 8pin interface for connecting EXP GDC power supply. Use for engineering measurement, data collection, server debugging, GPU computing and other industrial applications, of course, still be used to access most of the graphics card to play the game. Specification: Support Interface : PCI-E X16 Input Interface : Expresscard Extand Support : PCI-E X16 DMI 5 GT/s Power : Max. 220W(8Pin interface)/Max. 150W(DC interface) USB : 1.0/1.1/2.0 Compatible system : Windows XP/7/10,Linux Package Includes: 1 * Power cord 1 * EXP GDC adapter 1 * cable note: EXP GDC is a NOTEBOOK external graphics adapter equipment, do not include graphics card. If you use your notebook display, please make sure it comes with (R) graphics and connected above GTS450 as NVIDIA graphics. Otherwise you need external monitor.