Epson EB-470 NS, 2600 ANSI lumens, LCD, XGA (1024x768), 3000:1, 56 - 93", 1800 ANSI lumens Epson EB-470 NS. Projector brightness: 2600 ANSI lumens, Projection technology: LCD, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 4000 h. Zoom ratio: 1.35:1. Serial interface type: RS-232, USB connector type: USB Type-A, USB Type-B. Noise level: 35 dB, Noise level (economic mode): 28 dB, Country of origin: China