Esky 3D Rechargeable Active Shutter Glasses with Infrared Frequency Technology For Samsung, LG, Sony and Panasonic 3D HDTV Movie, Game 3D Synchronization using Infrared Frequency Technology Compatible with multiple displays: 3D Ready HDTV, 3D Ready Gaming PC Rechargeable Lithium Polymer battery, Fast Glass for a clearer, brighter picture Light weight, comfortable design for extended use Foldable earpieces for compact storage