Product presentationGive you a pleasant journey Use E-Video Glasses, the long journey will not be bald again. Come on, let's enjoy the new realm of audio and video. Learning no longer dull Use E-Video Glasses ,get a visual, sound completely closed learning environment, let your memory more profound. Release work pressure Use E-Video Glasses at you spare time. Easily to watch cozy MTV, passionate film All the work pressure and bother will go away. Fanatical E-game warriors Come On. Throw away your small screen. Use E-Video Glasses, enjoy the super display and shock stereo effect More realistic and exciting. Specifications: Display size: VGA 80'' /GVGA 40" Resolution:640*480(VGA) /320*240(QVGA) Visual angle:35 Image input: AV/TV-OUT input Video Format: NTSC/PAL/SECAM Audio Output:1Wx2 Channel (with Hi-fi stereo headset) Battery: 1000mAh(Compatible with Nokia 3120 battery) Working time: about 3hours Recharge spec: 5V DC/300MAH Weight: 85g Working temperature: -10C ---60C Audio/Video Interface: 4 poles 3.5 terminals Voltage :3.3V---5.5V AC adaptor: input 100-240Vac .50-60HZ/Output 5V,300mA product function1. Using the most advanced CyberDisplay technology of the world. Make it possible to enjoy TV & Movie anywhere , anytime, no matter you are in seat or bed 2. Fashion,lightweight and high-fidelity integration stereo headphone ,easier to take. Flexible and individuation adjustable nose tent design. The maximum to reduce nose pressure, make it more considerate 3. The unique close-foot design, with leading soft Technology, make it more comfortable it can be connected with devices which has AV-OUT function, Such as IPOD /VCD /DVD /VCR /DV /MP4 /PMP/ PLAYSTATION/X-BOX/GAME CONSOLE/3G CELLPHONE/ PC and so on.