hot selled 3D glasses with infrared ray transmission system. 3d eye glasses with infrared ray transmission system,you can see 3d picture, 3d TV and so on. 1,contrast:1:10002,refresh frequency:120hz3,Light Transmittance:34%4,Response time:4ms5,Viewing angle:806,Li battery:80mA7,Operating current:5mA8,Operating time:12h9,Stand-by time:60h10,Weight with battery:48G11,synchronous mode:infrared ray12, ...