Toshiba et10. Projector brightness: 1100 ANSI lumens, Aspect ratio: 4:3, 16:9, Projection technology: DLP. Service life of lamp: 2000 h, Lamp power: 230 W, Service life of lamp (economic mode): 3000 h. Focus: Manual. Vertical scan range: 15 - 85 Hz, Horizontal scan range: 15 - 82 kHz. Noise level: 32 dB