Dear Customer:Hello! Lemorele is a brand from China, it has been founded 16 years to focus on the development of HUB class high-tech products, our technology in China is a top technology limited company!! Lemorele products are made of aluminum alloy! Our team has gone through many fall and crash test results without worrying about quality problems!! If you encounter a quest problem during your purchase you can contact us at any time and the Lemoele team will respond and solve the problem within 12 hours!!= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =Product Introduction:Lemorele products An external device designed specifically for laptop computers. By replicating and even expanding the ports of your laptop, you can make your laptop one stop connected to multiple accessories or external devices, such as power adapters, network cables, mice, external keyboards, printers, and external monitors. These ports perfectly solve the problem of A single USB A or USB port on a laptop.Functional features:1, Type-C 8 with 1 multi-functional docking station, 1 USB2.0 interface, 1 USB3.0 interface, 1 USB PD charging interface, 1 USB C data transmission interface, 1 network port, 1 HDMI1.4 interface (support 4K@30Hz), 1 SD card slot, a TF card slot2, aluminum alloy material, anodizing dual process, excellent heat dissipation effect, perfect solution to the heating problem.3, compatible with more devices, suitable for Apple, Huawei, Lenovo, Dell, Asus with USB C interface computer4, automatically adapt to 10/100M Ethernet; The first time to connect to the Win8 system below the computer need to install the driver (click the pop-up icon can be automatically installed), wired network to provide 100 megabit network speed, office/download/game faster step, wired network stable network.5, 4K image quality, lifelike. HDMI resolution up to 4K*2K 30Hz, enjoy a visual feast. Conference projection screen, easy display, projector/display with HDMI port connection, clear presentation.6, Support PD fast charging protocol, charging power up to 60W, consistent with the PD charger direct charging speed, play constant power.7, compatible with switchWide compatibility:This USB adapter hub is compatible with all systems and devices with USB A or USB C, HDMI ports, such as USB A USB flash drives, mice, keyboards, portable hard drives, mobile phones and more! TV, projector, computer monitor with HDMI interface. It is compatible with the system are: Windows/macOS/Android/iOS/LinuxProduct list:1 * USB adapter1* Instruction manual