Highlights Plug AirFly into any device with a standard headphone jack to listen to audio wirelessly. The internal battery of AirFly last about 20 hours. USB-C to USB-A, USB Charging cable, 3.5 aux Description AirFly SE is a wireless adapter that lets you use your wireless headphones or earbuds in places that only have a headphone jack, like airplanes and treadmills. Plug this tiny transmitter into the headphone jack to listen to in-flight movies or TVs at the gym. Up to 20+ hour battery life outlasts even the longest international flight. Wish you could watch in-flight movies with your AirPods or noise cancelling headphones AirFly SE is a tiny Bluetooth device that connects up to AirPods /wireless headphones to any single audio jack and transmits/receives audio wirelessly wherever you go. NO MORE CORDS: Wirelessly transmit audio from in-flight entertainment, gym equipment, gaming devices, TV's or any 3.5 audio jack. Use your AirPods, earbuds or wireless headphones anywhere with no more cords in the way. Now you don't have to sacrifice audio quality/comfort in flight. NEVER RUN OUT OF BATTERY LIFE : AirFly SE has a battery life of 16+ hours to cover even the longest flight. If you forget to charge before take off, AirFly SE can be used while charging with the included cable. TRANSMIT & RECEIVE WITHOUT WIRES: AirFly SE has a 10m/33ft reach so you can relax with plenty of space to enjoy your content.