Acer S1286H (MR.JQF11.001) "Acer S1286H - DLP 3D-Product type Short-throw projector ; 1024 x 768 (native) / 1920 x 1200 (changing proportions)- Contrast Ratio 20,000:1 - Lamp Type Osram ; Standard Mode Brightness 3500 lm - Up to 5000 hour (s) - normal mode ¦ Up to 6 000 hour (s) - economy mode ¦ Up to 10 000 hour (s) - extreme saving mode- Speaker mono 16 w Weight 3.1 kg;Projection distance 1 m - 10 m"