dr. j professional hi-04 mini projector outdoor movie projector with 100inch projector screen, 1080p supported compatible with tv stick, video games, hdmi,usb,tf,vga,aux,av [latest upgrade] dr. j professional <p><b>product specifications:<br> contrast ratio: 3800:1<br> native resolution: 1280x720 pixels<br> supported resolution: 1920x1080 pixels<br> lamp life time: 50,000 h<br> correction optical: manual<br> projection image size: 32 - 170 inch<br> best projection distance: 2.5 - 3.5 meter<br> <br> <b>what kind of connections does it support?</b><br> <br> this portable projector features an hdmi input for the tv stick, the latest generation of video game consoles, pcs, laptops, televisions, dvds etc. it also has vga input and usb / micro sd / av input, as well as a 3.5mm mini jack output.<br> <br> supported format includes mp3/wma/asf/ogg/aac/wav for audio files; jpeg/bmp/png for image files and 3gp(h.263,mpeg4) /avi(xvid,divx,h.264) /mkv(xvid,h.264,divx)/flv(flv1)/mov(h.264)/mp4(mpeg4,avc)/mep(mepg1)vob(mpeg2)/mpg(mpg-ps)/rmvb(rv40)/rm for video files.<br> <br> <br> connectivity with smartphones, tablets<br>