... memory.LED Lamp,long life,energy-saving.infrared speakers system Sales point:1: Native resolution: 1280*768, support 1280X1024 and 1366x7682 ... 1080i/720P signalsContrast:800:1Brightness(max):2200 ansiProjection distance:1.6-5.6m (35"-150" image diagonal)lamp/bulb50W LED ... meetings, KTV video entertainment, Multi-media teaching; Nightclubs, Video Game and PC Games; Android 4.1 OS,4G Flash 1G memory.LED ...