Cabinet Color: Black Aspect Ratio: 4:3 (Native), 16:9 Contrast Ratio: 4000:1 Display Size: 23" (58cm) ~ 300" (762cm) Horizontal Refresh Rate: 30 ~ 100kHz Vertical Refresh Rate: 50 ~ 120 Hz Lens: F = 2.41 ~ 2.55, f = 21.79mm ~ 23.99mm 1:1.1 Manual Zoom and Manual Focus Throw Ratio: 50"@2m (1.95 ~ 2.15:1) Display Colors: 1.07 Billion