This compact laser projector is packed with features and has a built-in speaker. it supports 4K and HDR. and requires low maintenance due to its extremely durable laser technology. For maximum control. The projector comes with an RJ45 connection that allows you to monitor and control your network in multiple rooms. Independently tested and certified to IEC 60529 standard with IP6X dust resistance rating. Exceptional dust resistance combined with extraordinary gloss ensure industry leading durabilityessential for 24/7 maintenance-free operation in challenging environments. Add more depth to your image with a high contrast projector. Compared to competitive technology. Optoma DLP projectors give you brighter whites and ultra-rich blacks. images come to life and text appears crisp and clear. ideal for commercial and educational applications. It features individually adjusting each corner of the image to create a perfectly square image. Ideal for stacking. project onto uneven walls or where projector placement is problematic and must be installed at an angle.