The Anker Advantage: Join the 65 million+ powered by our leading technology. Massive Expansion: Get way more out of your laptop&';s USB-C port, with 4K@30Hz HDMI, SD card connectivity, USB-A / USB-C data ports, as well as high-speed pass-through charging with Power Delivery. Powerful Pass-Through Charging: Compatible with USB-C Power Delivery to provide high-speed pass-through charging to your laptop at up to 85W. High-Speed, High-Def: USB-C and USB-A data ports provide file transfer at speeds up to 5 Gbps, while an HDMI port supports media display at resolutions up to 4K@30Hz. What You Get: Anker 341 USB-C Hub (7-in-1) / Premium 7-in-1 USB-C Hub, welcome guide, worry-free 18-month warranty, and friendly customer service.