use my computer hdmi out to mini HDMI cable I test this device for a week . I set up the projector on my camera 's tri-pod and project against my bedroom wall . at 1920x1080 text be unreadable . the only resolution where you can read text be the native resolution of 848x480 . however this resolution be so small its hard to see much on the screen at once . I test hd Netflix , dvd , blue-ray disc , SlingPlayer HD stream and Hulu . the picture quality be ok . I see a few rainbow effect and text and subtitle be hard to read . not be able adjust the location of the projector , I be force to project a picture size of 8ft x 5ft . and due to where my chair be , I might have be sit too close . so be able to adjust the picture size smaller might of help . biggest issue 1 -rrb- you can not use the item with you light on , or any light source on in the room . even with my computer monitor on , I notice a big difference in picture . 2 -rrb- fan be very loud when 100 % brightness be and plug into the wall power . 3 -rrb- 848x480 be small 4 -rrb- 1920x1080 text be unreadable 5 -rrb- move the projector be require to adjust output image . even with all the issue , lead projection like this be the future . cheap , small , and good quality -lrb- with a little more work . -rrb-