4,500 lm high brightness: Adopts a high brightness light source with 4,500 lumens of light source.It gives you a crisp screen that leaves the bright and dark details of the footage and captures high-definition movie content.WIFI CONNECTION & WIFI WIFI CONNECTION: Quickly connect to iOS and Android devices via wifi, easily mirror your phone screen.Also supports wired connections via HDMI, enjoy video apps such as Prime Video, Netflix, Hulu, Disney+, HBO, etc.(Note: Please purchase the HDMI converter adapter separately. 2000:1 Contrast Ratio: Thanks to the latest LED light technology and 2000:1 contrast ratio, the light transmittance is more than 80% more for similar projectors.