Surface Pro docking station specially designed for Microsoft Surface Pro 6/Surface Pro 5/Surface Pro 4. 1 X 4K HDMI port Supports HD video resolutions up to 4K @ 30Hz 2K @ 60Hz Downward compatible to 2K/1080p/720p/480p/360p resolutions Enjoy movies with your family on bigger screen or make a vivid presentation in a meeting. 3 X USB 3.0 High Speed Transmission Surface Dock Adapter with 3 USB 3.0 port, speed up to 5Gbps,10X fast than USB 2.0 hub. Transfer videos and images just in seconds,saving your time. SD & Micro SD/TF Card Slots (USB 3.0 Speed) SD Slot: Support SD,SDXC,SDHC,RS-MMC TF Slot: Support Micro SD,Micro SDHC,Micro SDXC The SD card slot and the TF card slot can be used at the same time Package Content Surface Pro 6/5/4 hub docking station x 1 24 months manufacturer's warranty and free lifetime technical support. Please Note If the device connected is over 5W,please connect with an external power adapter. The Space between USB and mini DP Port is 12.60mm, it is special design for Microsoft Surface Pro 6/5/4,Incompatible with Surface Go/Surface Pro 7/Surface Pro X. It is recommended not to use it for a long time to avoid HUB overheating or overloading.

?Compact and Special Design? Surface Pro Dock Compact and lightweight design can be perfectly linked to your device,and wireless design make your desktop more clean and organized,allows you to expand your surface pro capabilities more easily while on-the-go. While aluminum case protect the shape and easily release heat.Light-weight is convenient for travel or business trip.24 months warranty and no worry on return or refund. ?Plug and Play&Hot Swapping?No driver installation is required. The USB Hub compatible with Windows, MAC and Android OS systems. The USB Hub also comes with the Micro USB port to get powered when connecting power-hungry devices such as external hard drives. Matches excellently with your 6th/5th/4th-gen. *Note: Incompatible with Surface Go/Surface Pro 7/Surface Pro X. ?Fast Transmission & Simultaneous use?3 ports USB 3.0 with high speed up to 5Gbps, transfer faster, saving plenty of your time and enjoy data transmission in seconds.The docking station can use ports for Keyboard,Mouse,Printer,Hard Drivers and more USB Devices at the same time,Improving your sense of use. ?4K HDMI Adapter&Card Reader?Surface Pro 6 Docking Station supports the video resolution 1080P @60Hz, up to 4K @30Hz and freely show your laptop's high-resolution display on most HDTV, monitor or projector with an HDMI port, bringing you better viewing experience.1 x SDXC card slot, 1 x micro SDXC/TF(Push slot for pen drive), 1 x mini DP-HDMI combo memory card reader.Compatible with SD,SDXC, SDHC, SD, TF, Micro SD. ?6-in-1 Surface Pro Docking Station?4K @ 30Hz HDMI port,3 X USB 3.0 port, Multi-port USB hub with SD card slot and Micro SD/TF slot.Seamless fit with Surface Pro 6/5/4, extend your surface for more,supposed to be used with portable devices such as wired keyboard, mouse and USB flash drive to your Surface Pro.