NEC V311X, 3100 ANSI lumens, DLP, 1080p (1920x1080), 3000:1, 1.2 - 13 m, 15 - 100 kHz NEC V311X. Projector brightness: 3100 ANSI lumens, Projection technology: DLP, Projector native resolution: 1080p (1920x1080). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 5000 h. Focus: Manual, Zoom type: Manual, Throw ratio: 1.95 - 2.15:1. Analog signal format system: NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM, Supported graphics resolutions: 1024 x 768 (XGA), 1920 x 1080 (HD 1080), Supported video modes: 1080i, 480p, 576i, 576p, 720p. Serial interface type: RS-232