PA503S 3,800 Lumens SVGA Business Projector Auto Power Off22,000:1 contrast ratioSuperColor™ Technology5 colour modesVertical Keystone X100-4K 3840 x 2160 Resolution, 2,900 LED Lumens, 1.2-1.44 Throw Ratio RESOLUTION3840 x 2160THROW RATIO1.2-1.44THROW DISTANCE3.28-10.43 ftBRIGHTNESS (LUMENS)2,900 LED