Best selling Bluetooth audio adapters

Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.

1. TwelveSouth AirFly Pro

AirFly is a wireless headphone adapter that allows you to use your favorite wireless headphones or earbuds in places that only have a headphone jack, such as airplanes and treadmills.

Simply plug this tiny transmitter into a headphone jack to listen to movies during your flight or the TV at the gym. With AirFly Pro, two people can enjoy the same soundtrack, podcast, or music using their favorite noise-canceling headphones or AirPods. 

2. TwelveSouth AirFly Pro 2

The best just got even better. Meet AirFly Pro 2 - the easiest way to enjoy in-flight entertainment with your own wireless headphones. Say goodbye to the airlines' wired earbuds - enjoy high quality wireless sound on every flight. The dedicated pairing buttons and intuitive controls make adjusting the volume effortless. Travel smarter, enhance your in-flight experience and enjoy better sound. Not just for travelling - AirFly Pro 2 brings wireless convenience to everyday life. Pair your favourite wireless headphones with treadmills at the gym, classic stereo systems or even iconic devices like iPods. Pair two wireless headphones with AirFly Pro 2 so two people can enjoy the same film, podcast or video game. With a simple switch, you can also stream music or directions from your mobile to your car's AUX input or bring old stereos to life with wireless connectivity.

Highlights:
- Enjoy superior sound and wireless freedom compared to inferior wired airline earbuds
- Effortless Bluetooth pairing and physical buttons for easy volume control
- Connects two wireless headphones to one device for shared listening
- Converts into an AUX-IN adapter for streaming phone calls in your car or truck
- 25+ hours of battery life, rechargeable via USB-C. 

3. Ugreen Bluetooth 5.0 Aux Car Adapter

This is a Bluetooth 5.0 audio receiver from UGREEN with a built-in battery for the car, connecting via a 3.5 mm AUX jack. This model features a 3.5 mm AUX plug, providing broad compatibility with both old and new car HiFi systems. 

4. Logitech Bluetooth Audio-Receiver

Connect speakers with amplifier systems that have RCA or 3.5mm inputs to the Bluetooth receiver. You can use your PC speakers, your stereo system, or an A/V receiver – and suddenly your devices are equipped with Bluetooth. 

5. Ugreen CM403

UGREEN 2 in 1 Bluetooth Splitter: Bluetooth Transmitter Jack + Bluetooth Adapter Aux. The 2 in 1 Bluetooth Splitter features both transmitter and receiver modes. With the Bluetooth transmitter, a TV without Bluetooth capability can transmit wireless music to Bluetooth headphones. In receiver mode, the Bluetooth audio adapter allows an audio player without Bluetooth functionality to receive wireless music from a mobile phone. The flexible plug enables the Bluetooth splitter to be connected in a small space behind a wall-mounted TV or soundbar, providing more connection options. Bluetooth version: 5.0. THD (Total Harmonic Distortion): 90dB / Transmission range: Up to 10m / 33ft. Battery capacity: 140mAh 3.7V (518mWh). USB-C port for power supply (5V). 

6. TwelveSouth AirFly Gen2 SE

Connects wireless headphones to any wired headphone jack. AirFly (2nd Generation) is an adapter for wireless headphones that allows you to use your favorite wireless headphones or earbuds in places that only have a headphone jack - such as airplanes and treadmills. Simply plug this tiny transmitter into a headphone jack to listen to movies during your flight or the TV at the gym. Enjoy your favorite soundtrack, podcast, or music with your preferred noise-canceling headphones or AirPods.

Experience music, movies, and entertainment wirelessly. The easy-to-use button design connects headphones in seconds. The built-in battery lasts over 20 hours, even on long flights, and includes a battery indicator. Integrated volume control with mute function and battery status display. Compatible with nearly all Bluetooth headphones and earbuds, including Apple's latest AirPods Pro 2nd Generation. 

7. Ugreen CM748

Bluetooth 5.4 Ugreen CM748 USB adapter/receiver, 20m range (black).

8. Ugreen Bluetooth 5.3 USB adapter

The Ugreen Bluetooth 5.3 USB Adapter is a powerful solution for wireless audio transmission. With the latest Bluetooth 5.3 technology, this adapter enables a stable and latency-free connection for various devices. It is easy to use and requires no complicated installation, as it is plug-and-play and compatible with Windows 8.1, 10, and 11. The adapter supports up to seven simultaneous connections, making it ideal for use in multi-user environments. With a compact and lightweight design, it is easy to transport and is perfect for use with laptops, PCs, and other devices that require Bluetooth functionality.

- Supports up to 7 simultaneous connections
- Latency-free audio transmission
- Plug & Play for easy installation
- Compatible with Windows 8.1, 10, and 11. 

9. TwelveSouth AirFly Pro 2 Deluxe

The best just got better. Meet AirFly Pro 2 - the easiest way to enjoy in-flight entertainment with your own wireless headphones. Say goodbye to the airline's wired earbuds and enjoy high-quality wireless sound on every flight. With dedicated pairing buttons and intuitive controls, adjusting the volume is effortless. Travel smarter, enhance your in-flight experience, and enjoy better sound. Not just for travel - AirFly Pro 2 brings wireless comfort to your everyday life. Connect your favorite wireless headphones to treadmills at the gym, classic stereo systems, or even iconic devices like iPods. Pair two wireless headphones with AirFly Pro 2 so two people can enjoy the same movie, podcast, or video game. With a simple switch, you can also stream music or directions from your phone to your car's AUX input or revive old stereo systems with wireless connectivity.

Highlights:
- Enjoy superior sound and wireless freedom compared to inferior wired airline earbuds.
- Effortless Bluetooth pairing and physical buttons for easy volume control.
- Connects two wireless headphones to one device for shared listening.
- Converts into an AUX-IN adapter to stream phone calls in your car or truck.
- 25+ hours of battery life, rechargeable via USB-C.
- Deluxe version includes a 2-pin airline adapter and a vegan suede travel pouch. 

10. Ugreen Car Bluetooth

The Ugreen Bluetooth 5.3 AUX Receiver is an excellent tool that allows you to seamlessly connect wireless devices to those that only have a wired input. Thanks to the latest Bluetooth 5.3 technology, it offers extremely fast and stable audio transmission as well as broad compatibility with various devices.

With advanced noise cancellation technology, the Ugreen receiver delivers clear, high-quality sound whether you're listening to music, watching movies, or making phone calls. Get captivated by the fantastic sound experience that Ugreen provides.

You no longer have to hang up when someone calls you. The receiver has a built-in microphone, allowing you to take calls in any situation. Additionally, the noise cancellation ensures that your caller hears everything you have to say clearly.

The Ugreen receiver with a 3.5mm audio jack is incredibly easy to use. It features a button that lets you pause or resume music and answer incoming calls. You also have volume control buttons at your disposal. 

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