1, USB4 external graphics card docking station, using ASM2464PD chip, PCIE X4 4.0 GEN4 protocol. 2, Compatible with USB4 protocol, compatible with Thunderbolt-compatible III protocol, compatible with Thunderbolt-compatible IV protocol. 3, Support external GPU graphics card, PCIE network card, PCIE sound card, PCIE capture card, NVME/U.2/U.3 SSD and so on. 4, the maximum bandwidth speed for PCIE 4.0 X4 GEN4, 40G. backward compatible with GEN3. 5, only support small 1U/FLEX power supply, the adapter board needs to be inserted into the ATX24P power supply, CPU4P is auxiliary power supply, graphics card power supply is provided by the power supply. Power supply should choose 500W and above. 6, support for hot-plugging, USB4 host if you unplug the device in the boot state, please click on the bottom right corner of the window "pop-up display device 7, external GPU graphics card please select GTX1050 and above. 8, comes with 50cm Thunderbolt IV cable. 9, metal shell, can be installed graphics cards and small 1U / FLEX power supply. 10, after connecting the cable and power supply, the host boot external devices automatically start, enter the system first check the "Device Manager" to see whether the " display device" is recognized, please wait 5 minutes, the system will generally automatically connect and update the driver. If it can't be recognized, please try to reboot the host first, if the host has its own unique display, please "disable" it in the "device manager". Colour:White & Black Material:PCB + Metal Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 * Graphics Docking Station 1 * Stand 1 * data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a