Wejoy L5 Home Theater Adjustable Optical Keystone Full HD 1080P LED LCD Video Projector with Remote Control 1. Ultra HD image and built-in Stereo Speakers 2. Adjustable Picture Projection Size: 50 to 120 inches with distance 1 - 5M, the best viewing distance is 2.5M. The Native Resolution is 1920x1080 pixels and it supports 1080p. It is easy to set up and adjust the screen size. 3. onnect External Audio and Video Devices 4. Trapezoidal Correction with Adjustable Keystone 5. The L5 projector utilizes the upgraded LED light source and LCD display technology, which significantly reduces light attenuation. Comparing to other ordinary LED projector, it provides you 50% brighter brightness. 6. With powerful cooling system design and innovative materials applied, L5 Home Video Projector makes the noise of the fan only half as loud as the other projectors. The LED lamp life is extended to 30,000 hours, which means you can use it more than 10 years. 7. MULTIMEDIA CONNECTION: Interface includes HD-MI USB VGA AV inAudio Out 3.5mm.