1、The projector can help create private movie theaters, enjoy big screen movies at any time 2、Built-in speaker, or can be used with an external speaker 3、20-80 inch projection screen, you can adjust the screen size according to needs 4、Multi-function interface to support a variety of external devices 5、Through the high-definition cable connection, you can play the same screen on the computer. Item Type: Projector Model: YG260 Projection Method: Front Projection Resolution: 320x240 Projection Lens: LED Remote Control Battery: 2 x AAA(not included) Function: can read U disk, mobile hard disk, Memory card, AV with DVD, set-top box. With VGA interface, HDMI interface can be connected to the computer Support Resolution: 1920x1080 HD With infrared remote control function Remote control of the projector Projection size can reach 20-80 inches Support 4:3 and 16:9 playback ratios Support Mobile Hard Drives: Below 1T. The VGA interface or the HDMI interface computer is additionally wired and connected, and the mobile phone is additionally equipped with the same screen 1 X Projector Host 1 X Remote Control 1 X Power Adapter 1 X three-in-one AV Cable 1 X User Manual