Features this product is a high-performance type-c to usb3.0 hub and a multifunctional product with a video output interface. through this product, it can provide usb-a 3.0 2.0and usb-c 3.0 external interfaces for computers with type-c interface, and connect the hdmi cable to a high-definition monitor. it can support 3840x2160 30hz high-definition video output. it is a stylish appearance hub for those type-c computers, mobiles, and tablets. this product is a high-performance type-c to usb3.0 hub and a multifunctional productspecifications usb-a 3.0 ports 5gbps data transfer usb-c 3.0 ports 100w pd charger hdmi ports 4k video output rj45 port 1000mbps gigabit lan network sdtf port support sdtf reading to max 2tb aux port support headphone amp microphone cool led indicator compact amp portable input port usb 3.1 gen2 10gbps space grey alu-alloy shell as macbook widely compatible with macbook pro, surface pro 6, huawei matebook such as computers and mobile phones with standard type-c ports. support systems google chrome os windows 7810 xp linus vista plug and play, notebooks that support the standard type-c interface, and pd charging protocol.package includes 1 x usb c hub for macbook pro air hdmi vga micro sd card readers rj45 aux pd otg multi usb hub type c 3.0 adapter