1)Technical Date: Input :100-240V ~50/60 hz 0.5A, Output: +12V----2.0A
2)Insert TF card and mico SD CARD,support 32GB (Have self-4GB flash memory card)
3)Have computer , DVD, USB, AV/VGA interface
4)Have external speaker, to restore the home theater effect.Can carry mass of MP5( including PPT ) at any time
5)Resolution ratio:640*480
6)Led Brightness: 20 lm
7)Contrast ratio : 500:1
8)Image aspect ratio: 16:9
9)Foucus: Manual focus
10)Audio output :Headphones/ external speakers
11)Input video signal : usb
12)Suggest Projection size : 30"---150"