<br />The airline adapter converts a regular headphone stereo jack 1/8' (3.5mm) to a dual prong 1/8' (3.5mm) airline jack <br />Quantity: 2 <br />Allow using your own 3.5mm audio jack headphone to enjoy the onbroad radio, movies...etc <br />Fits all standard airline connectors and headphone stereo jacks <br />Easy to use, just connect this adapter with your headphone and the audio jack in your aircraft seatinclude:2 x 3.5mm Airline Airplane Ear Headphones Jack Adapters