Acer 11, X1. Projector brightness: 2700 ANSI lumens, Aspect ratio: 16:9, 4:3, Projection technology: DLP. Digital zoom: 2 x, Optical zoom: 1.1 x. Analog signal format system: NTSC, PAL, SECAM. Power source: AC, Input voltage: 110 - 220 V. Weight: 2 kg, Width: 264 mm, Depth: 221 mm