<br>These adapters are portable and convenient when you're traveling in a plane with children. <br>By utilizing kids headphones and these adapters in the plane headphone jack, it enables you to change the jack from a two prong to one prong (which the kids headphones use, one prong). <br>Apply your own stereo or noise canceling headphones on-board to enjoy good sound amusement rather than using the headphones provided by the airline. <br> <br><b>Features:</b> <br>Golden plated socket <br>Convert audio jack from airplane dual socket to a standard 3.5 mm (1/8 inch) audio jack. <br>Allow using your own 3.5 mm audio jack headphone to enjoy airplane radio, movies and etc. <br>Easy to install, plug the adapter to the armrest of the aeroplane seat, then you can plug your own headphone to the adapter, enjoying the in-flight entertainment system. <br> <br><b>Compatibility:</b> <br>Most Airline dual socket headphone audio jack. <br> <br><b>Package includes:</b> <br>3 * Airplane flight headphone adapters <br> <br><b>Attention:</b> <br>Some new airplane types are able to accept the standard headphone plug directly, no need for the adapter. There is a rarely applied 3-prong jack that doesn't fit the adapter. The airline adapter is convenient for you in the most cases.