Description The Green Lion Venus4K Portable Projector is all you need to watch your favorite movies. This portable projector can support 4K video playback while having HiFi sound quality that, when combined, gives you the feeling that you are in a cinema. The Green Lion projector can operate wired and wirelessly, which means that it’s the perfect choice for watching movies indoors or even while camping. Lastly, this projector has a built-in speaker that fulfills your need to buy a separate speaker. All in all, if you are looking for a projector with the highest quality possible, look no further than the Green Lion Venus4K Portable Projector. Specification Native Resolution: 1920 x 1080 (Full HD) Supported Resolution: Up to 3840 x 2160 (4K) Image Size/Distance: 100 Inches @ 2.95 Meters Brightness: 240 ANSI Lumens Projection Ratio: 1.35:1 Power: 49W Screen Scale: 16:9/4:3 Built-in Speakers: 3W x 1 Audio Output: 3.5mm Audio Jack Ram/Rom: 1GB Ram + 8GB Rom Features Wireless/Wired Screen Casting Supports 4K Video Playback HiFi Sound Quality Hidden Bracket Projector Flexible Installation Elegant and Portable