Item Type: Docking Hub Interface: 2 x Type-C, 2 x USB2.0, High-Definition Multimedia Interface, RJ45, Memory, Storage PD: Up to 87W Backward Compatible High-Definition Multimedia Interface Port: 4K (3840x2160 at 30Hz) is Backward Compatible with 1080P, 720P, Etc. RJ45 Port: Supports 10 or 100 Mbps, the Maximum Ethernet Speed is 100mbps and is Backward Compatible Material: Aluminum Alloy1,The 8 in 1 USB C hub expansion dock uses advanced chips to expand your job opportunities and provide you with more stable performance 2,No driver or software is required, plug and play. Convert your usb c port into 8 ports: 2 x Type C, 2 x USB2.0, High Definition Multimedia Interface, RJ45, Memory Card, Storage Card 3,Support High Definition Multimedia Interface , High Definition Multimedia Interface resolution up to 4K (3840x2160 at 30Hz), backward compatible with 1080P, 720P, etc, enjoy the feast of film and television 4,Support USB C power supply 87W PD. It can quickly charge devices with USB C ports, support PD fast charging, and support up to 87W backward compatibility 5,Support RJ45, connect to wired network, transmission is more stable, 2 USB3.0 ports can be connected to U disk, mouse, keyboard, mobile hard disk and other equipment. Support Storage Card or Memory Card 1 x Expansion Dock 1 x Protective Cover Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.