Viewsonic PX701-4K Home Theater Projector 3, 200 ANSI Lumens 4K True 4K HDR visual experience 4.2ms Ultra-Fast Input & amp; 240Hz high refresh rate Warping, auto V keystone and H/V keystone for flexible installation 3, 200 ANSI Lumens offering bright images in any environment Larger screen size with lower cost-per-inch Energy-efficient 20, 000 hours lamp life Growel Infotech LLP-9227776254 303-Shilp Tower, Godown road, Nr. Tagor road, RAjkot.