1、[Professional Structure] LED mini projector, large flux short focus lens, support double fan cooling, LED environmental light source, diffuse reflection imaging principle, light source length 20,000 hours. 2、[Powerful Speaker] This mini projector has built in small cavity speaker, which puts the shocking sound into the small body, ultrasonic welding process, small body also has a loud effect. 3、[Short Focus Optical Lens] Mini LED projector uses short focus optical lens, which can be focused at a distance of 60cm, adding image edge distortion correction to significantly improve image uniformity. 4、[Wide Compatibility] Small home movie projector, support U disk, mobile hard disk and other external storage devices. Can play sound, video, pictures and other files, support 1080P decoding. 5、[Same Screen Push] This projector supports phones with the same screen, easy to cast to the big screen, support computers, for Android and for IOS devices with the same screen, cell phone screen in seconds into a large screen. Item Type: Mini Projector Material: Plastics, Electronics Model: T1 Imaging Technology: TFT LCD Support Resolution: 1920 x 1080 Light Source Type: LED Focusing: Manual Projection Distance: Approx. 60-330cm / 23.6-129.9in Screen Aspect Ratio: 16:9, 4:3 Interface: USB, Headphones Same Screen Function: Wired Same Screen, Wireless Same Screen, Wireless Push Light Source Life: More Than 20000hours Overall Power: 30W (Maximum) Operation Mode: Manual, Remote Control Speaker: 4Ω 2W Battery Type: Remote Control Battery: 2 x AAA (Not Included) 1 x Mini Projector 1 x Adapter 1 x Remote Control 1 x Instruction Manual