GO WIRELESS Sudio Flyg is a wireless bluetooth adapter that allows you to connect your own wireless headphones or earbuds with analog audio devices, such as in-flight entertainment system. Say goodbye to tangled wires and hello to seamless connectivity. Upgrade your travel audio experience today with Sudio Flyg. LONG BATTERY TIME Flyg has a battery life of up to 12 hours to cover you on your long haul flight. If you forget to charge before takeoff, Flyg can be used while charging with the included cable. LAG-FREE HIGH-FIDELITY AUDIO Powered by Bluetooth 5.3, you can now pair any wireless Bluetooth headphones, earbuds or earphones to a device without Bluetooth. Enjoy stable wireless bluetooth connection with high quality lag-free audio on your choice of audio device, wherever you may be. It has a 10m/33ft reach so you can relax with plenty of space to enjoy your content. WIDE COMPATIBILITY It contains a transmitter that can turn any audio signal from a device with a 3.5mm headphone jack or double 3.5mm flight audio socket into a wireless signal. Compatible with airplane in-flight entertainment systems, computers, Nintendo Switch, Xbox / PlayStation controllers, treadmills and other gym equipment, A/V Receivers, TVs, and portable DVD players. EASY TO USE According to its status indicators, the bluetooth transmitter for headphones is quite easy to set up and use. Just insert the Bluetooth 5.3 adapter into the AUX port of Bluetooth receiver or transmitter, then press and hold the multifunction button for 5 seconds to power on and pair with your audio device. The adapter will automatically pair with and connect to your devices.