... : (specially for pico projector)a. board 301: Multimedia I/O: HDMI in, USB2.0, SD card, A/V in, VGA, Audio ... battery lifeProjector Sample: Avaliabled. board 304: Accessory projector I/O: HDMI in,A/V in, VGA, Audio outvideo compatibility: No video ... (Actual Typical) 45 lm Contrast Ratio ≥300:1 (FW/FB Digital) Light Source 3LED; Estimated life up to 50, 000 hours ...