Is the Twelve South AirFly Pro still relevant in 2026? The Bluetooth transmitter allows wireless earbuds to connect to devices with 3.5mm jacks, especially useful for in-flight entertainment. However, many airlines now offer Bluetooth connectivity, and third-party transmitters are becoming redundant. The Twelve South AirFly Pro offers benefits like long battery life, Hi-Res Bluetooth codecs, and simultaneous connections. Yet, its necessity is questioned due to the growing adoption of Bluetooth in-flight systems and wireless audio transmitters in charging cases. The debate arises: Is the AirFly Pro still worth the investment in 2026?