projector, wimius 4k led video projector support 200'' display, 4d ±50° keystone correction, 50% zoom function compatible with tv stick, pc, smartphone for indoor and outdoor movie wimius <p><b>wimius upgrade full hd 1080p (1920 x 1080) projector home cinema projector</b></p> <p>brightness: +20% lumens </p> <p>contrast ratio: 10000: 1 </p> <p>native resolution: 1920x1080 pixels</p> <p>maximum resolution: 4k ultra hd</p> <p>projection size: 50-300 inches </p> <p>projection distance: 1.5 - 6.5m</p> <p>zoom function: 100% -75% (reduced) </p> <p>aspect ratio: 4: 3/16: 9</p> <p>led lamp life: 80,000 hours</p> <p>trapezoidal correction: ± 50 °</p> <p>speaker type: dual built-in stereo speaker (each 5w)</p> <p>supported video format : avi, mp4, mkv, flv, wmv, mov, rmvb, mpeg1, mpeg2, mpeg-4, h.264, xvid, h.263, jpegsupported audio format : aac, mp2, mp3, pcm, flac, wmasupported image format: bmp, jpg, png</p>