Home theater projector

Type: Multifunctional Operating system:; no operating system Projection technology: single-chip LCD Resolution: 854*480P Power consumption: 60W Brightness: 100-999 lumens Screen ratio: 16:9 Projection method: desktop front projection Input port: AV / USB / HDMI/ VGA / SD card Output port: 3.5mm audio interface Speaker: Built-in Plug and play: support Zoom factor: fixed focus Adjustment function: manual adjustment Drop screen size: 32-150 inches Power supply: 110-240V ?