There are many ways to genuinely review projector like 1. Projector brightness during dark & lighting conditions. 2. Heating temp check starting and after 30,60, 120 min. of usage. Playing 4k videos with different apps and with pen drive, smart stick support.... 3. Any noise during watching... 4. After sales support and website links with origin of country. Just saying Anna. 10,000/- means a lot for many . Please cover this topics in coming videos please.