Airplane stereo headphone adaptor
3.5MM stereo plug to  2*3.5MM stereo jack.
Convert a standard dual airplane socket into a 3.5MM stereo socket.
Use your personal stereo headphones to fully enjoy the in-flight entertainment system.Convert a standard dual airplane socket into a 3.5MM stereo socket.

2*3.5MM stereo plug to  3.5MM stereo jack.