[Upgraded 7500 Lumens Brightness]: With 1920*1080p(1080P Native) resolution, support 3840x 2160p (4K Max) resolution, 20000:1 contrast ratio. A additional 100’ Screen and carry bag for free, which is more convenient to use anywhere. [Professional Office Projector]: Lastet Android 9.0 OS and Fast Speed Quad Core CPU, MXP Android Projector pre-installed hot apps, directly play Microsoft Office & Adobe PDF files from USB stick or OfficeSuite. [Wireless WIFI Connection]: MXP adopts the latest WIFI Screen Mirroring Technology, easily connecting your mobile device to display multiple screens. Built-in martphone/Tablet Apps to control projector screen, easily operate the projector even without a remote control. [Innovable Side Projection]: Screen size range from 50’-300’,50% to 100% digital zoom function, MXP Bluetooth Projector has 4D keystone correction and 4 Side correction, which made side projection possible.