Contract Ratio: 20,000:1
Lamp life: (hrs.): 6,000 (standard), 10,000 (eco), 15,000 (ExtremeEco)
Native Aspect Ratio: 4:3
Native Resolution: XGA (1,024 x 768)
Part Number: X1228H
Standard Mode Brightness: 4800 Lumen
Warranty: 2year on part and 500hours or 6 months on Lamp whichever come first.