1). Can insert U disk and SD card 2). Insert SD card ,support 32GB 3). Have computer , DVD, USB, AV interface 4). Have external speaker, to restore the home theater effect 5).Can carry mass of MP5( including PPT files) at any time 6). Resolution ratio : 800*600 , support 1024*768 7). Lumen : 100 LED ANSI 8). Contrast ratio : 200:1 9). Image aspect ratio: 16:9/4:3 10). Foucus: Manual focus 11).Audio output :Headphones/ external speakers 12).Input video signal : AV/USB 13).Project size : 30"---200" 14).Net weight: 300g 15).size of projector : 140mm*100mm*85mm
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