Product specifications Model: M4 / M4A Screen mirroring: Only M4A has this function Brightness: 2800lumens Contrast ratio:1000:1 Native Resolution: 1280*720 Max Resolution: 1920*1080 Screen Scale: 4:3/16:9 Projection Screen Size: 31-120inches Projection Distance (m): 1.5 ~ 3.5meter Speaker: 4Ω 3W*1 Keystone Correction: ±15° vertical, manual Multimedia Interface: 1*HDMI, 2*USB(ONLY one USB can read),1*HDMI,1* Audio out,1*AV Languages: Czech, English, French, Danish, Spanish, Croatian, German, Greek, Italian, Hungarian, Polish, Romanian, Dutch, Portuguese, Slovenian, Norwegian, Russian, Serbian, Finnish, Japanese, Korean, Chinese Support Video format: MPEG-1, MPEG-2, MPEG-4 real-time video decoder, H.263, H.264, H.265, VC-1, RV, VP6/ VP8, Sorenson Spark, MVC Support audio format: MP3,WMA,MP2,OGG,AAC,M4A,MA4,FLAC,APE,3GP,WAV Support picture format: jpg, png, bmp Note: M4A No VGA port, but if your computer only have a VGA output, this projector can also be connected to computer via a converter. then VGA menu will be avavilable. * Projector*1 * Power cable*1 * Remote control*1 * User manual*1 * Adjustable foot*1 * HDMI cable*1