... even in the strong light enviroment.Great for business presentation,Home theater,School education,AdvertisingDisplay technologyLCOS TechnoloyLight ... -IN,S-VIDEO, keystone correctionFeature Can be connected to Notebook,3G Mobile Phone, IPHONE, IPOD, PDA, PSP, VCD ... signalDS-Video signalOutput signalRGB888MemoryBuilt-in Flash (2GB),SD card( max:8GB)built in Speaker1W*2earphone portsupportFrame rate ...