Amazon.com: 1Mii B05 Airplane Bluetooth 5.3 Adapter for Headphones W/Portable Charging Case Support aptX Adaptive/HD/Low Latency, Wireless Bluetooth Audio Transmitter for Use on Airline or in Gym : Electronics
Airplane Bluetooth 5.0 Transmitter with Airline Adapter 3.5mm Wireless Flight Audio Adapter AptX Low Latency Hi-Fi Sound for TV PC CD Player Headphones (Black) | Walmart Canada
Bluetooth Headphones on Plane: This Adapter Will Convert In-Flight Screens to Support Bluetooth Headphones
RHA Wireless Flight Adapter lets you use your Bluetooth headphones on the plane - Tech Guide
Bose® QuietComfort® headphones airline adapter
AirFly Duo Bluetooth adapter: Connect wireless headphones to your plane | CNN Underscored
Amazon.com: Sudio Flyg Bluetooth Transmitter / 3,5mm to Bluetooth Headphone Adapter for Airplane Travel, Portable Gaming Devices, in-Flight Entertainment and TV (Black) : Electronics