Specifications: 4K HDMI Output: Supports video resolution of up to 4K at 30Hz,1080P@60Hz. Gigabit ethernet port wired access at speed up to 1 Gbps. USB C PD Charging PortSupports 87W fast charging speed for your type-c devices.NOT support data transfer.(Use the original power adapter of your device to charge your device via the USB-C Power Delivery Port on this hub.) USB 3.0 Portsupports data transfer rates of up to 5 Gbps. SD Slot: Support UHS-I (SD, SDXC, SDHC, RS-MMC) TF Slot: Support UHS-I (Micro SD, Micro SDHC, Micro SDXC) Plug and Play: Hot-swappable. No need to install drivers. Multi-Function ExpansionExpands computer ports to 1*4K HDMI port, 1*Ethernet RJ-45 port, 3*USB 3.0 port and 1* USB C PD Charging Port, and Micro SD/TF memory card slots.The 7 ports can work simultaneously which allows you to enjoy the big screen all the time. USB C to HDMIMirror or extend your screen with USB C adapter HDMI port and directly stream 4K UHD, Full HD 1080p or 3D video to HDTV, monitor or projector. You could enjoy movies with your family on bigger screen, or making a vivid presenting in a meeting. FASTER AND MORE RELIABLE ETHERNETGigabit ethernet port provides you wired access at speed up to 1 Gbps. Full 10/100/1000 Mbps Ethernet performance makes this LAN network adapter faster and more reliable than most wireless connections. 3 USB 3.0 PortsWith 2 USB 3.0 ports, you can connect hard drive, printer, mouse and more USB devices to your USB C laptop. The USB 3.0 ports transfer rates up to 5Gbps, which allows you to upload and download photos, music, videos, and other files quickly. Read SD/TF Cards Simultaneously Built in SD and TF slots easily access files from universal SD card and Micro SD card; Support 2 cards reading simultaneously. USB C SD card reader transfers data with highest speed up to 100MB/S, sharing all your interests on your social network freely. Thunderbolt 3 Charging This USB C HUB with Thunderbolt 3 pass-through charging port that supports Power Delivery(PD), quickly charge your connected devices while displaying or transferring data, Max 100W Power Delivery, support to charge both 13 (61W) and 15 (87W) MacBook Pro at full speed.worry-free about power storage. Wide CompatibilityCompatible with a Type-C equipped devices(Thunderbolt 3 compatible)with DP-Alt mode,such as MacBook Pro 2018/2017/2016,MacBook Air 2018,iMac 2018, iPad Pro 2018,Chromebook Pixel, Dell XPS 13/15 ect. Also support Samsung DEX/Huawei EMUI/Nintendo Switch (Note: Not for tablets) eet your needs. Convenient ChoicePlug and play, no need to install the any driver/software. Aluminum Plate for strong antioxidant capacity. Safety wire core for high quality insulation outer layer.