The projector can project from 49 inches to 200 inches

The focus mode and keystone can be easily adjusted by manually using our projector remote control.

Yes, it does have and it is Dolby Audio

The package is included Accessory such as user Manual, Thanks Letter, Power Cable, Remote, HDMI Cable

The product size is (LxWxH) 162mm*150mm*228mm

Yes, it does support screen-mirroring (IOS or Android can be supported)