AirFly is a wireless headphone adapter that lets you use your favorite wireless headphones or earbuds in places that only have a headphone jack, like airplanes and treadmills. Plug this tiny transmitter into a headphone jack to listen to in-flight movies or the TVs at the gym. AirFly Pro lets two sets of wireless headphones listen to the same soundtrack, podcast or music on one device. Experience superior sound, intuitive controls, and effortless pairing. Rechargeable via USB-C and has a 25+ hour battery life.