Item Type: HD Projector Material: ABS Weight: Approx. 1529g/53.9oz Color: Silver Remote Control Battery: AAA battery x 2 (shipped without battery) Light Source: LED Projection Technology: LCD Physical Resolution: 1280x720 Support Resolution: 1920x1080P Screen Ratio: 16:9 4:3 Input Voltage: 100 to 240V 50Hz 60Hz Lens: F=140 Projected Size: Approx. 76.2 to 431.8cm/30 to 170in Input Interface: dual USB HDM AV NGA headphone interface (3.5mm) Package List 1 x HD Projector 1 x Remote Control 1 x AV Cable 1 x Specification 1 x Adapter 1 x Cleaning Cloth 1Functions: Simple UI design, for Android operating system, support a variety of APP application installation, a variety of entertainment waiting for you to find 2Convenient Control: The designated video can be placed without preventing the phone from doing other things. The phone and the projector need to be connected to the same WiFi. 3Angle Correction: Support 15 degree trapezoidal correction, do not need to worry about the image deformation caused by the improper placement angle of the projector. 4Easy to Adjust: The size of the projected picture can be adjusted by moving the projector to change the projection distance. Whether it is a small bedroom or a large living room, you can project a large screen. 5Sound Box: The projector comes with 3W sound box, which not only has HD screen, but also has beautiful sound. Movie and video synchronous output.