
Sound Transmission Using Infra-red Radiation
出版:International Electrotechnical Committee

专家解读视频
Applies to headphones with integrated infra-red detectors for use with television and stereo equipment.
UNE 20764:1996 - Identical
BS 6418:1983 - Identical
HD 455:1984 - Identical
DIN IEC 60764 (1986-05) - Identical
AS 2374.4-1982 - Equivalent