The SSG-3100GB 3D Battery-Operated Active Glasses from Samsung bring your viewing to life in vivid 3D. These lightweight glasses sync with your Samsung 3D television to immerse you in your favorite 3D movies, shows, and games. The comfortable design allows you to watch for hours, even if you wear regular eyeglasses. Bluetooth technology helps to extend battery life, offering up to 70 hours of viewing time.