MULTIPORT USB C ADAPTER: USB-C Hub with 4K HDMI video output, 3 x USB 3.0 female ports, SD TF memory card reader, 1000 Mbps Ethernet adapter and 1 USB Type-C PD 3.0 charging port, expand your Macbook's connectivity incredibly. 4K UHD HDMI OUTPUT: Mirror or extend your screen with USB C HDMI adapter and directly stream max 4K UHD 3840 & times; 2160 at 30Hz, Full HD 1080P or 3D video to external HDTV display, monitor or projector. SUPERSPEED USB C HUB CARD READER: 3 USB 3.0 ports allow to connect USB flash drive, hard drive, keyboard, mouse, printer, thumb drive, USB sticks, MP3 player, etc. Built-in SD and TF slots easily access files from universal SD card and Micro SD card; Support 2 cards reading simultaneously. FAST GIGABIT ETHERNET DONGLE: RJ45 port definitely ensures a more stable and faster-wired network connection compared to WiFi and max speed up to 1000Mbps. NOTE: When you unplug this product from your laptop, please do remember to unplug the Ethernet cable from the hub to prevent possible network interference; Or please contact us to get a driver for Mac OS system. EXTENSIVE COMPATIBILITY: Work perfectly for 12-inch new MacBook, MacBook Pro 2017 2016, Google Chromebook, Dell XPS 13 15, Lenovo Yoga 900, HP Spectre notebook, ASUS ZenBook 3, Huawei Matebook, Samsung Galaxy S8, S8+ S9, etc. Multi-Port Type C Docking Station Expand your MacBook with HDMI, Ethernet, 3 USB 3.0 ports, TF SD card reader and one type c PD charging port. Enjoy 4K UHD Visual Feast HDMI port provides the simple plug-and-play connection to a second display or monitor at a resolution up to 3840x2160at30Hz. Enjoy movies with your family on a bigger screen or make a vivid presentation in a meeting. Power Delivery Type-C Charge Port Support PD 3.0 charging at max 20V 3A, this Type-C pass-through female port can quickly charge a new Macbook or other USB-C devices based on the PD charging protocol for power supply.