For Surface Pro 8 9 X Dual Type-C Computer Expansion Hub 7 In 1 Docking Station 1. Suitable for Surface Pro 8 9 X 2. Sandblasted aluminum alloy shell, compact and lightweight, durable and drop-proof 3. Multi-functional: card readingtransferringscreen castingconnecting to Gigabit network, etc 4. Beveled design, dual Type-C ports, one-to-one tight fit, firm and not loose 5. USB3.0 efficient data transmission, dual-port USB can be connected at the same time, so that your data interconnection of all things 6. Gigabit network port, high-speed download, instant upload, easy to connect to the wired network, game office unimpeded 7. 7 in 1 design, realize multi-function in one Parameters: 1. Interface: USB3.0 x 2, HDMI x 1, SD card x 1, TF card x 1, Type-C x 2 2. Video Output: HDMI 3840 x 2160@60Hz30Hz1080P@60Hz 3. PD: Support 100W 4. RJ45 network port: 1000M100M backward compatible 5. Card reading: single disk SDSDHCSDXCMicro SD 6. Reading resolution: (2K 4K) 30Hz, 1080P 60Hz 7. USB 3.0, can connect USB mobile devices (rate 5Gbps) 8. Type-C port: fast charging (PD100W) + 40Gbps transmission 9. SD TF card slot: supports 2TB 10. Size: 83mm x 38 x 15mm 11. Weight: 39g