1. Brightness: 30 lumens
2. Contrast:500:1
3. Display ratio: 4:3/16:9
4. Projection size: 20-70 inches
5. Projection distance: 1-3 meters
6. Lens focusing: manual
7. Support decoding: 1080P
8. Interface: 1 x AV,1 x HDMI,1 x USB,1 x Micro SD
9. Working power supply: DC 12V/2A
10. Product size: 105 x 105 x 103mm