eli5: Why do most airlines still use 2-pin audio jacks for the in-flight entertainment systems on their planes? Submitted by JJGLC92 t3_10p0fpj on January 30, 2023 at 12:12 PM in explainlikeimfive 190 comments 608
fursty_ferret t1_j6jp6px wrote on January 30, 2023 at 8:33 PM Two main reasons. Firstly because it discourages the theft of headphones, and secondly because the second jack often carries a noise cancellation signal. Permalink 2
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