4K High Definition USB-C to Dual HDMI Adapter Mirror your USB-C laptop to view your favorite TV shows and movies in enhanced, high-resolution display on your external monitor. Simply plug and play with no complicated drivers or installation needed. Compact & easy to use make this HDMI adaptor a must need USB-C peripheral. Tech Specs Input Interface: USB-C Output Interface: HDMI Ports Max Supported Resolution: 4K@30Hz (Dual Port), 4K@60Hz(Single Port) OS Support: Windows 7/8/10, Mac OS X 10.2 (and above), iOS for iPad Pro & Android 6.0 (and above)