This airline adapter converts a dual-prong airline jack to a standard headphone stereo plug (3.5 mm, 1/8 inch). Plug the headphones cord into the adapter and insert it into the airline jacks to ...

Why do Jeeps have seven slots in the grille? And for today's focus, why do older airplanes have double headphone jacks? Modern planes typically offer Bluetooth and noise-canceling headsets ...