Introduction: 1)The Glasses can connect Ipod video,and our Multimedia player directly, but for other MP4,DVD player,VCD player,TV receiver, digital camera ,Ps2,xbox,which with AV out device? . maybe need the RCA connection plug to transform. 2)Anytime, everywhere, sitting or lying, enjoy movies freely 3)35inch big screen(2M far), high-quality picture shown 4)Unique optics design for safe and comfortable using, LCD display,no harm for eyes. 5)Auto switch-on/off with video signal. Plug and play. 6)Auto recognize and exchange between NTSC/PAL. 7)Special design for glasses user with nose tongs.