Brand new AirFly Duo Bluetooth Wireless Transmitter 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. NEVER RUN OUT OF BATTERY LIFE : AirFly Duo has a battery life of 22+ hours to cover even the longest flight. If you forget to charge before takeoff, AirFly Pro can be used while charging with the included cable. TRANSMIT WITHOUT WIRES: AirFly Duo has a 10m/33ft reach. Tech Specs - Bluetooth 5.0, Audio Codecs: aptX Low Latency. Battery Life: 22+ hours Included - AirFly Duo, USB-C charging cable, travel pouch NOTE: AirPods must be INSIDE AirPod Case to enter pairing mode . AirFly features industry leading Bluetooth with aptX Low Latency Codecs. If you are experiencing anything less than high quality audio, first check the audio source. Regarding latency, ensure your device supports Bluetooth 5.2