11-IN-1 Docking StationColor: GrayMaterial: Aluminum alloySize: 274mm*80mm*(16mm, 8mm)/10.79*3.15*(0.62, 0.31)inchLength of Cable: 290mm/11.42inchInterface: USB Type C male portPort-1: USB Type C PD Charging PortPort-2: SD Card SlotPort-3: Micro SD Card Slot, TF Card SlotPort-4: DP max support 4K 60Hz, Downwards Compatible with 1080P, 720P etc.Port-5: HDMI max support 4K 30Hz, Downwards Compatible with 1080P, 720P etc.Port-6: HDMI max support 4K 60Hz, Downwards Compatible with 1080P, 720P etc.Port-7: Ethernet Network Adapter RJ45 Port, 10/100/1000MbpsPort-8: Microphone portPort-9: Earphone portPort-10: USB 3.0, Speed up to 5Gbps, Power Supply Up to 5V-900mA 4.5WPort-11: USB 3.0, Speed up to 5Gbps, Power Supply Up to 5V-900mA 4.5Wquestion:Why can a general USB interface also expand multiple screens with different content at the same time?answer:Because the Dock's DP and one of the HDMIs use Displaylink chips, it only requires your computer to install the Displaylink driver.*****************************************************Note:1. Your USB-A or USB-C must be USB3.0 or above2. Before purchasing the product, please confirm that your computer can install the Displaylink driver3. The running memory of your computer must be greater than or equal to 8G