Buy on Amazon : br br 2 Pieces Sony Rechargeable 3D Glasses Active Shutter Black TDG-BR250 Original New br br 2 Pieces of Brand New Sony 3D Active Glasses TDG-BR250B br Immersive 3D viewing on your BRAVIA 3D TV - Using specialist Active Shutter technology from Sony 3D glasses work with BRAVIA 3D TVs to deliver a highly realistic 3D effect br Clear 3D images from a wide viewing angle - 3D glasses work with high precision for smooth 3D viewing from around the room and less flicker from ambient room light br Quick recharge time - Quick and easy to recharge for a long viewing time using a supplied micro USB cable which connects directly to the TV br Stylish wraparound design which keeps out light - 3D glasses are designed to block external room light and reflection for a brighter better quality 3D picture