Epson EH-LS670B. Projector brightness: 3600 ANSI lumens, Projection technology: 3LCD, Projector native resolution: UHD 4K (3840x2160). Light source type: Laser, Service life of light source: 20000 h, Service life of light source (economic mode): 20000 h. Focus: Manual, Focal length range: 3.7 mm, Throw ratio: 0.25 - 0.62:1. Video processing: 10 bit, Color modes (2D): Cinema, Dynamic, Natural, Vivid, Video color modes: Cinema, Dynamic, Natural, Vivid. Wi-Fi standards: 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)