1、5 in 2 USB C Hub: For Surface Pro 7, Convert USB A and USB C connections to 5 ports (High Definition Multimedia Interface 4K 30Hz, 2 x USB0, Memory Card and Storage Card readers). 2、4K HD Multimedia Interface Data Transmission: Experience clear 4K High Definition Multimedia Interface video on a compatible 4K display for bright, high resolution display, support 4K 30Hz High definition display. 3、Dual USB0 Ports: The USB0 interface supports data transfer speeds of up to 5 Gbps, making it ideal for transferring media files. 2 USB ports to connect additional mouse, keyboard, USB flash drive and more. Comes with Memory Card and Storage Card reader for quick transfer of photos or backup data. 4、Applicable Scene: Has the same design lines as the for Surface Pro 7. This special bevel and compact side design works perfectly with the for Surface Pro 7. 5、Portable Compact: Portable, compact and ultra thin, it can be taken anywhere, especially in business or travel. Aluminum alloy shell, fast heat dissipation, easy to use, plug and play, no driver. 1 x USB C Hub Item Type: USB C HubMaterial: Aluminium AlloyPorts: 1 x High Definition Multimedia Interface, 2 x USB 3.0, 1 x Memory Card, 1 x Storage CardSupported Systems: for Windows 10, 8, 7, for Vista, for XPHigh Definition Multimedia Interface Port: 4k 30hz is SupportedProduct Size: Approx. 95 x 31 x 9mm / 3.7 x 1.2 x 0.4in