Twelve South AirFly SE Bluetooth wireless audio transmitter adapter
Quick take
The Twelve South AirFly SE is a small Bluetooth transmitter that lets you use wireless earbuds or AirPods with any device that has a 3.5mm audio jack, including airplane seat entertainment, older TVs, and gym equipment. Buyers highlight simple setup (no app), stable connections during typical use, and battery life that lasts 20+ hours. The main caveat is that a minority of users report occasional audio cutouts that may require a restart.
Pros and cons
Pros
- Turns 3.5mm audio into Bluetooth audio for wireless headphones and earbuds (including AirPods).
- Quick pairing with built-in buttons for straightforward volume control.
- Reported battery life of 20+ hours, plus USB-C charging and the ability to use while charging.
- Compact, travel-friendly form factor for plugging into seat jacks or device ports.
Cons
- Some buyers report intermittent cutouts during longer sessions, which can be fixed by restarting the AirFly.
- Delay is described as slight, which can be noticeable for some people when watching videos.
- Dual-earbud pairing (two sets at once) is not mentioned as a feature, so sharing audio may require one set at a time.
What buyers think
Buyer-review evidence is broadly consistent on the AirFly SE being easy to set up and convenient to use. Many shoppers say pairing is fast and that the connection remains stable during flights, movie watching, or workout use. Audio quality is described as clear for everyday listening, and the battery is repeatedly called out as a standout feature, with users expecting 20+ hours on a charge. Portability and build feel are also common positives, with the device described as solid enough for travel and not too bulky to carry. On the downside, evidence is more mixed around long continuous use, where a subset of buyers report brief audio dropouts that require a restart to restore sound, suggesting it may be more sensitive in extended sessions for some setups.
How it works and what it is best for
The AirFly SE is designed to bridge wired and wireless. You plug it into a 3.5mm headphone or line-out jack, and it sends the audio over Bluetooth to your wireless headphones or earbuds. That makes it especially useful when your source device does not offer Bluetooth, or when Bluetooth is limited or inconvenient.
Common use cases include:
- In-flight entertainment when the seatback screen only has a wired audio output.
- Older TVs and media devices that have a headphone jack but no wireless audio support.
- Gym equipment and other gear with a 3.5mm audio port.
- Travel listening where you do not want to bring wired headphones.
Setup, pairing, and controls
Buyers consistently describe the setup flow as straightforward: power it on, pair your wireless headphones or earbuds, and you are ready to listen. There is no app requirement in the typical experience, and the device includes physical controls, including volume adjustments, which helps when you want to manage sound without touching your phone or the audio source.
If you use multiple earbuds/headphones, pairing is still framed as easy. Some users also mention that reconnection can happen automatically to a previously paired set once the headphones are in range, which reduces the hassle during repeated trips.
Sound, latency, and real-world expectations
For most listening scenarios like music, podcasts, and general movie audio, buyers report clear sound with no obvious issues. Still, some reviewers note a slight delay, which is a common trait for many wireless audio paths. If you are very sensitive to lip-sync timing, expect that any Bluetooth transmitter solution may require a little tolerance during video playback.
Battery life and charging
Battery performance is one of the most mentioned strengths. Reviews repeatedly reference over 20 hours on a single charge, aligning with the “long-haul” positioning for travel and extended workouts. The included USB-C charging is also a practical detail, and at least some users like that you can keep using the adapter while it charges, which reduces the risk of your session ending when power is low.
Pros and cons summary
Buy this if: you want a compact 3.5mm-to-Bluetooth transmitter for travel, especially flights, or you need wireless audio for devices that only have an aux jack.
Skip it or consider alternatives if: you plan to use it for long, continuous sessions and are very concerned about any chance of intermittent audio cutouts. If you are sensitive to even small latency for video, be aware that some buyers still describe slight delay.
Price and availability
The AirFly SE is positioned as an affordable travel accessory compared with full Bluetooth headphone transmitters, with a price point below the list price shown on the product page. Availability appears to be in stock in the US market at the time of browsing.
Verdict
The Twelve South AirFly SE is a strong fit for travelers and anyone who wants to use wireless earbuds or AirPods with a 3.5mm audio jack. It earns trust from buyers for being easy to pair, compact to carry, and long-lasting on battery. If you are prone to relying on it during very long sessions and you cannot tolerate any audio interruptions, it is worth factoring in that some users report occasional cutouts that may require restarting.
FAQ
Will the twelve south airfly SE work with airpods?
Yes. It is designed to pair with wireless headphones and earbuds, including AirPods, when used with a device that has a 3.5mm audio jack.
Does it work on airplane seatback entertainment?
It is intended for airplane use when the seat provides a wired 3.5mm audio output. Plug the adapter into the jack, then connect your wireless earbuds or headphones to it over Bluetooth.
How long does the battery last?
Buyers commonly report 20+ hours on a charge, which is one of the most frequently praised features of the AirFly SE.
Is there audio delay?
Some buyers mention a slight delay, particularly noticeable for video content. For most everyday listening, sound quality is described as clear, but video lip-sync may be less perfect than with wired headphones.
Can it be used while charging?
Yes. The adapter can be used while it charges with USB-C, which helps during longer listening sessions.
Does it need an app?
No app is required for typical use. Pairing and volume control are handled through the device and your headphones.
Why would the audio cut out, and what should I do?
A small number of reviews report intermittent cutouts during extended use. In those cases, restarting the AirFly and re-establishing the connection is described as the fix.
Specifications
| Product Title | Twelve South AirFly SE | Bluetooth Wireless Audio Transmitter Adapter for AirPods/Headphones, 20+ Hr Battery, Works with 3.5mm aux Jacks on Airplanes, TVs, Gym Equipment, and Travel |
|---|---|
| Category | Electronics > Home Audio > Wireless & Streaming Audio > Wireless Audio Receivers & Adapters |
| Brand | Twelve South |
| Manufacturer | Twelve South |
| Model Name | AirFly SE |
| Color | White |
| Material | Plastic |
| Item Weight | 0.03 Pounds |
| Additional Features | Quick Pairing Mode |
| Enclosure Material | Plastic |
| Supported Media Type | MP3 |
| Includes Remote | No |
| Installation Type | Plug In |
| Power Source | Battery Powered |
| Rechargeable Battery Included | Yes |
| Voltage | 5 Volts (DC) |
| Number of Batteries | 1 Lithium Polymer batteries required. |
| Compatible Devices | In-flight entertainment systems, gym equipment, devices with a 3.5 mm audio jack, wireless headphones or earbuds from various brands (including Twelve South and Bose) |
| Supported Standards | Bluetooth 5.2, aptX, SBC |
| Compatibility Options | Devices with a 3.5mm audio jack |
| Supported Application | Any application with 3.5mm audio output |
| Hardware Interface | Bluetooth, Bluetooth 5, USB |
| Connector Type Used on Cable | Auxiliary |
| Control Method | Touch |
| Human Interface Input | Buttons |
| Controller Type | Touch Control |
| Number of Lithium-ion Cells | 1 |
Available variants
Color
- White
- Black
- Cool White
- Coastal Blue
- Gold
- Evergreen
Style
- AirFly Pro
- AirFly Pro 2 Deluxe
- AirFly SE
- AirFly Pro 2
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