1.15 to 1.5:1 Throw Ratio | 2 x HDMI, 2 x USB-A & 1 x USB-C Port. Projection System. Video Port2 x HDMI 2.0b Audio, Video Input. Eco-Friendly Laser Light Source | Color Accuracy with 92% Rec.709. USB Port2 x USB-A 2.0 Data, Power Input/Output 1 x USB-C Data, Power Input/Output.