iRULU Video Projector Support 1080P with HDMI AV for Multimedia Home Cinema Theater TV Laptop Game Smartphone (Black + Iron Grey) BRIGHTER IMAGE: With contrast rate of 1000:1, this mini projector is 70% brighter than basic LED projectors. Moreover, it supports 1080p video, making it ideal for home entertainment, watching movies, playing games, viewing photos etc. ADJUSTABLE PROJECTION SIZE: Projected screen size is from 32 to 200 inches with a projection distance of 1.2 to 5.2m. Suitable for use in both big and small rooms. IMPROVED BUILT-IN SPEAKER AND LONG LAMP LIFE: The iRULU portable projector is equipped with newly released speaker system to make the sound 50% louder than traditional ones. In addition, the advanced LED lamp could work at least for 20000 hours. IMPROVED SYSTEM & REDUCED NOSISE: iRULU Video Projector comes with powerful cooling system and lower noise due to development and improvement of cooling system design and innovative materials applied. Please be kindly advised that an external audio device will increase the volume of the movie or music displayed and reach the optimum watching experience. WARRANTY & SERVICE: 1 YEAR warranty with professional customer service & technical support is supplied. If you have any further problems with this LED Projector, please feel free to contact our 24/7 customer support via email or our Facebook homepage. We do NOT recommended it for PPT or business presentations.