Product Details   Features ·  50' View- Simulates 50" TV screen as viewed from an 8.5 foot distance. ·  Ultra-Lightweight Weighing a mere 4 ounces. ·  Rechargeable Lithium lon Battery Pack ·  Works with iPod Video and Photo iPod. ·  Up to 8 hour battery life on a single charge. ·  Works will many other Video devices such as DVD Players, T Vs, X box, Playstalion, Game Cubeand (with adapters) Laptops or Zen Vision M. ·  Includes wall charger. ·  Multiple nose pieces for optimal fit. ·  Fits over most eyeglasses. ·  Uses fined digital vision optics ·  Includes integrated stereo earbuds Product specifications ·  Screen   : 2 pcs TFT LCD screen ·  Video signal  : NTSC/PAL/SECAM ·  Resolution   : 230.000 pixels (320*240 QVGA) ·  Viewing angle  : 25 degrees (diagonal) ·  Image size   : 50" and 2 meters effective image size. ·  Power consumption   : <450mW ·  Battery life   : 8-10 hours ·  Weight   : (Without cable) 124 gram. ·  Operating temperature   : 4 - 38 C ·  Storage  temperature  : -17 - 60 C ezVision Package contents ·  1 ezVision video iWear unit with integrated earbuds ·  1 ezVision connverter/battery pack ·  1 AC adapter ·  2 Nose pieces one small, one large for a customize fit ·  2 Velcro strips. To secure cables for comfort and safety. ·  1 RCA breakout cable for connecting a variety of video devices. ·  1 iPod cable for connecting your iPodVideo to the ezvision ·  1 User's manual How ezVision works? ·  The image that you watch is actualty created by combining two separate images, projected on two separate screens, one for each eye. To watch ezvision, you must allow your eyes to focus in the same way that you would if the object that you were looking at was about 8-9 feet in front of you. lts just like sitting on your couch and watching the TV on the other side of the room.   ·  Watching ezVision for hours is no different than watchingTV in that, eye fatigue is possible, so take a break if you feel any fatigueor discomfort. ·  Click to download the ezVision brochure.