1、Support dual TD compatible switch (hardware conflict resolution), multistage anti-interference circuit and data line reinforcement. 2、Compatible with graphics card, sound card, array card, video card, collect card, etc. 3、8p power output interface can connect 220W power supply and ATX cable with ATX desktop power. 4、Reinforcement design for data transfer line. High quality electronic components. Isolation protection circuit. 5、Use for engineering measurement, data collection, server debugging, GPU computing and other industrial applications, most of the graphics card to play the game. Features: Support dual TD compatible switch (hardware conflict resolution), multistage anti-interference circuit and data line reinforcement. Compatible with graphics card, sound card, array card, video card, collect card, etc. 8p power output interface can connect 220W power supply and ATX cable with ATX desktop power. Reinforcement design for data transfer line. High quality electronic components. Isolation protection circuit. Use for engineering measurement, data collection, server debugging, GPU computing and other industrial applications, most of the graphics card to play the game. Specifications Support Interface: PCl-E Devices(Including graphics card, sound card, array card, video card, collect card, etc)Unsupported models:Not fit for Asus N55SF/N75SL/ASUS/A53XI24/1SV-SL/K43SD/A73S /K53SD/X8dij/A43s/N55SL/K45dr Not fit for Lenovo E530/L430/E43/U410/E49/K49/G50-75M(New Add) Not fit for HP H533OM/6910/5310M Not fit for Hasee ui45/EVI4 Not fit for Haier T68 Not fit for Acer 4739z/E1-451G Not fit for Samsung 450R/270e5k/np450r5j-x05cnNot fit for Dell 5437/N55SL 6Pin Power Supply Output: Support 6Pin+8Pin Interface Output 8P Power Supply Interface: Equipment Power Supply Interface/Laptop Power Switch(1.Use a special 220W power supply 2.Use desktop ATX  power supply with ATX cable) DC Power Interface: DC 12V Power Supply(Maximum power is 150W) Data line Interface: For Mini PCI-E, Expresscard, NGFF(M.2)A/E Key or M Key,  PCI-E X4 Converter Cable Note: The switch of ATX PW, PTD, Slim Line is OFF by default. Please not  move it. HDMI is non-standard interface, and other HDMI will be prohibited, otherwise the device will be damaged! Instructions: To better use the external graphics card, please read the instructions carefully before installing the external graphics card, and do the following operations (unload all built-in independent graphics driver). Disable the built-in independent graphic card in the BIOS and turn off the network. Update BIOS of the notebook to the latest version. (You can see the update method in the official website of your laptop.) Enter in Computer-Device Management-System. Disable PCI related port until the built-in independent graphics card is gone. Restart the notebook after the hardware installation is complete. The external graphics card power supply is controlled by the laptop, the external graphics card start when the laptop is activated, the external graphics card can close when the laptop is closed. The 6Pin interface of the graphics card must be connected correctly, otherwise the power supply is insufficient. Package Includes: 1 x Laptop External Independent Video Card Dock 1 x MINI PCI-E Data Line 1 x ATX Power Supply Cable(8pin power supply cable can be split into 6pin cable) Note:Please note that the product requires an ATX power supply.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.