redditlurker67 t1_j6i3nk3 wrote on January 30, 2023 at 2:24 PM Reply to eli5: Why do most airlines still use 2-pin audio jacks for the in-flight entertainment systems on their planes? by JJGLC92 Because that is what they installed when the plane was built. Newer built planes use single 3.5mm jacks. Permalink 1,052
redditlurker67 t1_j6i3nk3 wrote
Reply to eli5: Why do most airlines still use 2-pin audio jacks for the in-flight entertainment systems on their planes? by JJGLC92
Because that is what they installed when the plane was built. Newer built planes use single 3.5mm jacks.