Digital Portable Projector (Product Detail) Type: DLP, Brightness: 800lumens, Built-in Speakers :Yes, Display Size:14-150",Aspect Ratio: 4:3/16:9, Contrast: 800:1, Native Resolution: 854 x 480(RGB), Maximum Resolution: 1920 x 1080, Throw Distance: 0.35m-4.3m, External Memory: 32 GB, Audio Formats: MP3 , WMA , OGG , AAC, Video Formats: VOB , MPG , MPEG , H.264 , MPEG1 , MPEG2 , MPEG4 , WMV , MOV , MP4, Picture Formats: JPEG , BMP , PNG, Input Connectors: USB/TF/HDMI/3IN1 AV/DC IN5V2A/IR, Output Connectors: 3.5mm earphone, Input Video Compatibility: Analog RGB, Power Adapter: USB, Lens: 11.0mm, Power Supply: 5V2A, Color:16.7m.