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.Features Adds two 4K HDMI displays (up to3840x2160 @60Hz) through a single Thunderbolt 3 USB-C port Intel® Thunderbolt™ 3 Certified Compatible with both Windows and Mac Works with Thunderbolt 3 technology equipped computers such as MacBook Pro 2016/2017, Dell, HP, Lenovo and many more Plug-n-play, no driver installation and no external power adapter required