USB C to 4 HDMI adapter connects four HDMI monitors to a computer/laptop using a single USB Type-C port 4x 1080p 60Hz 2ch HDMI audio - Quad monitor adapter to extend desktop by adding up to 4 displays - USB-C to HDMI adapter converter 1.6ft attached cable Bus-power Ideal for multiple-monitor workspace/HDTV - USBC display adapter dongle works w/ Windows - Incl Multi-Monitor Assistant app for matrix video wall + window arrangement - External video/graphics card w/ auto-driver install Quad monitor adapter to extend desktop by adding up to 4 displays USB-C to HDMI adapter converter 1.6ft attached cable Bus-power Ideal for multiple-monitor workspace/HDTV USBC display adapter dongle works w/ Windows Incl Multi-Monitor Assistant app for matrix video wall + window arrangement External video/graphics card w/ auto-driver install