Features: 1. Direct Plug Multi-Functional Expansion Of Tungsten2. A Of Interfaces, Office And Entertainment Both Miss3. Full-Featured Type-C Interface, Data Transmission + PD Charging + Video Output, The Computer Directly To Type-C Port, The Transmission Speed And Computer Interface Consistent4. Network Interface, More Stable Transmission5. 4K High-Definition Video Output, Business Meetings / Family EntertainmentDescription: 1. Name: for Surface Pro X/8 Docking Station2. Rj45 Network Port: Adaptive 10m/100m Network3. Usb-A 3.0: Can Be Used To Connect Usb Mobile Devices At A Rate Of 5GBPS4. Interface: 4K (3840x2160) 30hz Video Transmission5. Type-C: Can Be Used For Charging (PD60W/100W), 10GBPS Transmission6. Microphone: Adaptive Microphone, Audio7. SD/TF Card Slot: Support Dual Card Simultaneous Reading, Maximum Support 2TBsize: 10.8 x 1.05 x 3.2cmMaterial: ABScolour: blackPackage Contents: 1 x Docking Station (With Internet Port)1 x Multi-Language Manual (English, Spanish, German, Italian, Japanese, Chinese, French)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 little different from the real thing. The measurement allowed error is +/- 1-3cm.