Rocstor Premium USB-C to DisplayPort & HDMI Dual Port Adapter – DisplayPort 4K -60Hz, HDMI 4K-30Hz – USB Type- C to 1x DisplayPort & 1x HDMI – 2-Port MST Adapter – for Mac and Windows – 4Kx2K 60Hz DisplayPort Resolutions up to 3840×2160, 4Kx2K 30Hz HDMI Resolutions up to 3840×2160- for MacBook Pro, Notebook/Desktop PC – ALUMINUM ADAPTER USB-C to DisplayPort & HDMI 4K WINDOWS AND MAC