Twelve South AirFly SE Bluetooth transmitter adapter — White, pocketable, 20+ hour battery

The Twelve South AirFly SE is a compact Bluetooth transmitter that turns any 3.5mm audio jack—airline seats, gym machines, game controllers—into wireless audio for AirPods and other Bluetooth headphones.

Small enough to fit in a pocket and built to travel, the AirFly SE makes wired sources wireless without changing the original device. It pairs quickly with popular Bluetooth earbuds and headphones, runs for over 20 hours per charge, and includes intuitive volume controls and USB-C charging for uninterrupted use. The following sections answer the most common questions buyers have when choosing a wireless audio adapter for travel, workouts, and gaming.

How does the AirFly SE let me use AirPods with airplane entertainment systems?

The AirFly SE plugs into any 3.5mm headphone jack—common on planes—and creates a Bluetooth connection to your AirPods or other wireless headphones. You keep the in-flight console controls while removing the need for a wired headset.

• Plugs into standard airplane headphone jacks and seat-back systems
• Pairs with two Bluetooth devices sequentially for quick switching
• Works while charging via the included USB-C cable during long flights
• Compact, pocketable design for easy storage in carry-on luggage

Can I use AirFly SE with gym equipment and on-the-go devices?

Yes—AirFly SE takes any device with a 3.5mm output and streams its audio to your wireless earbuds. That includes treadmills, elliptical machines, stationary bikes, and portable gaming devices with headphone outputs.

• Compatible with cardio machines’ headphone sockets and tablet docks
• Stable Bluetooth connection for music and video during workouts
• Over 20 hours of battery life to cover multiple workouts or travel days
• Lightweight construction won’t interfere with gym bags or pockets

Will the AirFly SE work for gaming and console controllers?

AirFly SE supports low-latency audio for handheld and console gaming setups that use a 3.5mm jack. It lets you hear game audio through wireless headsets without running a cable from the controller or console.

• Plugs directly into controller audio jacks or console headphone outputs
• Maintains clear stereo audio for games, voice chat, and media
• Easy pairing process for switching between devices and players
• Dedicated volume controls on the device for quick adjustments

What are the practical specs and everyday conveniences I should know?

AirFly SE focuses on portability and straightforward performance. It delivers long battery life, USB-C charging, and a simple set of buttons for pairing and volume control so you spend less time configuring and more time listening.

• Over 20 hours of continuous playback on a single charge
• USB-C charging with the included cable so it’s easy to top up
• Simple button layout for pairing and volume adjustments
• Small, lightweight footprint ideal for travel and daily carry

Who is this for: Travelers, commuters, gym-goers, and gamers who own Bluetooth earbuds or headphones and want to ditch cords when using legacy audio jacks. If you frequently encounter 3.5mm sources—on flights, fitness machines, or controllers—and prefer the convenience of wireless listening with familiar gear like AirPods, the Twelve South AirFly SE offers a compact, battery-efficient bridge between old-school jacks and modern Bluetooth audio.