[Flight Special Adapter] Fly01 wireless adapter is specially designed for in-flight entertainment systems. Supports pairing 2 wireless headsets. [Wide Compatibility] Works with 3.5mm audio devices including in-flight entertainment systems, computers, cars, and fitness equipment. [Multi-mode support] Qualcomm chip adopts the latest Bluetooth 5.0 technology design to be more stable and reliable. Support audio; Decoding: / / HD/ LL. [Listen to Stereo] The Bluetooth adapter picks up any type of music losslessly and wirelessly. High-quality data display allows you to understand matching data faster and better. [Long Battery Life] The Bluetooth transmitter is equipped with a rechargeable battery that can last up to 10 hours of playback on a single charge. The wireless flight audio transmitter features ample battery life to meet your needs on any flight, movie, or any other activity. [Single or Dual ] The wireless transmitter is easy to control and perfect for in-flight entertainment requiring a classic single jack as well as the dual jacks commonly seen on flights. Note: must be in the AirPod case to enter pairing mode, we recommend turning off nearby Bluetooth devices (such as mobile phones) when pairing on an airplane. notes: In order to enter pairing mode, the headphones must be placed in the case. When pairing on an airplane, it is recommended that you turn off nearby Bluetooth devices, such as your mobile phone. The product not only supports but also , -LL (apt-X Low Latency) and HD codecs. Due to the nature of Bluetooth communication, latency times vary depending on the processing speed of the other device connected to side. Products with power plugs are designed Bluetooth 5.0 Support hd, ll, sbc high definition resolution and encoding Battery capacity 350mAh Support 8 hours of continuous work Supports simultaneous connection of two Bluetooth terminals The LED display shows actual power, connection status and other information Colour:Black Material:ABS Package Contents: 1 x aircraft audio adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.