RF 3D Glasses, Active Shutter RF 3D Glasses Rechargeable Suitable for RF 3D TV Projectors, RF 3D Glasses for Sony Epson Toshiba Sharp, Compatible with TDG-BT500A, SSG-5100GB, AN3DG40 RF 3D Glasses Tips: Ensure the distance between the 3D glasses and the 3D device is less than 19.5 inches/50 cm when pairing. Press the power switch, the green LED indicator will light up continuously for 3 seconds, the glasses will turn on and pairing will start. Some brands of 3D devices will display \"3D glasses connected\", which means the pairing is successful; some brands of 3D devices will not display anything, but after pairing, the 3D glasses will work normally, which means the pairing is successful. If the pairing fails, the 3D glasses will automatically turn off. You can hold down the power switch for more than 1 second to return to the pairing mode. RF 3D Active Shutter Glasses Specifications: 3D Glasses Type: Active Shutter Glasses Synchronization: RF Receiving Distance: 6 meters (typical) Display Compatibility: 3D RF TV/3D RF Projector Response Time: 2ms0.5ms Ambient Temperature: 0C - 50C Storage Temperature: -30C - 70C Working Humidity: 20%-80%RH Atmospheric Pressure: 86 kPa - 106 kPa Size: Adult Ratio: 1000:1200 Field Frequency: 148 Hz Working Current: