SIIG's Thunderbolt V3 Dual HDMI Adapter ? HDMI 2.0 instantly adds two HDMI 2.0 ports to your computer through a single Thunderbolt 3 USB-C output. It enables you to connect two HDMI displays to your Thunderbolt 3 USB-C equipped PCs or MACs. It supports UHD 4K 60Hz video resolution and 7.1-ch surround audio to deliver stunning crystal-clear images and high fidelity sound quality. Plug and play without requiring driver installation and external power adapter makes it easy to use. This is a high performance video expansion solution to support dual 4K displays for maximum productivity, great for HD applications such as image editing, graphic design, medical imaging as well as gaming.