Epson Laser Projector (EB-L520U) - Screen Size: 50 inches - 500 inches, Resolution: WUXGA, 1920 x 1200, 16:10, High Definition: Full HD, Aspect Ratio: 16:10, Contrast Ratio: 2,500,000 : 1, 2D Vertical Refresh Rate: 192 Hz - 240 Hz, Connectivity: USB Display Function: 3 in 1: Image / Mouse / Sound, Interfaces: USB 2.0 Type A, USB 2.0 Type B, RS-232C, Ethernet Interface (1000 Base-T/ 100-Base TX/ 10-Base-T), Wireless LAN a/n (5GHz) (optional), 2 x VGA in , VGA out, 2 x HDMI in, HDBaseT, Miracast (optional), Stereo mini jack audio out, 2 x Stereo mini jack audio in, Positioning: Ceiling Mounted, Desktop, Floor, Wall Mounted