StarTech.com Thunderbolt 3 to Dual HDMI 2.0 Adapter - 4K 60Hz - Thunderbolt 3 Certified - Dual Monitor HDMI Video Converter Adapter - Mac & Windows compatible - Dual 4K Display HDMI. USB connector type: USB Type-C, USB connector gender: Male, Maximum resolution: 4096 x 2160 pixels. Product colour: Silver. Windows operating systems supported: Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10..., Mac operating systems supported: Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina,.... Width: 60 mm, Depth: 114 mm, Height: 16 mm. Package width: 144 mm, Package depth: 210 mm, Package height: 40 mm