Home » Blog » Bluetooth 5.4 Transmitter Receiver, 2-in-1 Wierless Audio Adapter with 3.5mm Aux Jack for TV, PC,Airplane, Cars, Home Stereo|HD Audio&Low Latency | Handsfree Calls |15H Battery Life

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Bluetooth 5.4 Transmitter Receiver, 2-in-1 Wierless Audio Adapter with 3.5mm Aux Jack for TV, PC,Airplane, Cars, Home Stereo|HD Audio&Low Latency | Handsfree Calls |15H Battery Life

Tech Under 30

April 12, 2026

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Price: $19.99
(as of Apr 12, 2026 01:03:08 UTC – Details)

Product description

Bluetooth 5.4 transmitter/receiver.

If you don’t want to replace your vintage stereo receiver/old TV for now, but want them to have convenient Bluetooth capability, you should try this cost-effective Bluetooth audio adapter. To switch it to Transmitter mode, it paires instantly with your AirPods or other bluetooth headphones, giving you crystal-clear audio whether you are on a flight, watching TV, or hitting the gym. To Switch it to Receiver Mode, It pairs instantly with your mobile phone, your old wired speaker or car stereo was streaming music like it is brand new. With Bluetooth 5.4 technology, the connection rock-solid every time, The sound is clean, clear, and interference-free. Another plus is that it has a hands-free function for calls, making it even more versatile. It’s compact, lightweight, and very portable, perfect for use in the car, on TV, or with headphones.If you travel a lot, or like to be able to listen to pretty much any device with your airpods, or want to play your iPhone over a older analog stereo system, this is for you.

Benefit from bluetooth audio when exercising, watching Late night TV shows, or simply when you want to keep the entertainment for yourself only or not affect others.

For TV

TV Watching without disturbing others.

For Gaming

Gaming without cords.

For Flight

Enjoy audio on flight comfortably.

For Sports

Discover joy while exercise.

Hands-Free Calls

Answer calls with a tap—this Bluetooth car adapter features a built-in mic and one-button control for hands-free calling or navigation; no need to look at your phone while driving, making your journey safer.

Upgrad your Home Speaker

Simply plug it into your speaker aux port and usb port for power spply, pair it with your smart phone and start to enjoy your home music party now!

Stream Music to Car Stereo

Simply plug this Bluetooth adpater into your car usb port and the other end to the 3.5mm aux port and pair it with your phone, start to enjoy your wireless music now!

【Upgrade 2-In-1 Bluetooth Transmitter Receive】In TX Mode, connect to non-Bluetooth audio sources (TV, PC, Gaming, Airplane) via AUX ports, then pair with Bluetooth headphones or speakers. Instantly stream crystal-clear wireless audio for immersive movies, gaming, or in-flight entertainment. RX Mode, Pair it with your smartphone/tablet, then plug it into non-Bluetooth home stereos or car audio systems. Play music through old speakers in high-quality sound.
【The Latest Bluetooth 5.4】The latest Bluetooth 5.4 technology enables your aux Bluetooth adapter backward compatible with Bluetooth 5.2/5.1/5.0/4.2/4.0/3.0/2.0 and it ensure instant connection speed and more stable wireless to your device.
【Easy to Use】Just press and hold the MFB for 3 seconds to power on and pair with Bluetooth devices. After the initial pairing, bluetooth adapter will automatically reconnect. No complex setup is required, simply press the power button to play/pause music.
【Long Battery Life】Enjoy 15+ hours of playtime on a single charge, with fast 1.5-hour charging via the included Type-C cable,can be used while charging.
【Compact & Travel-Ready Design】 Lightweight, pocket-sized, and easy to carry, a must-have home and travel essential for flights and home sessions.
【Notes】To enter pairing mode, ensure your AirPods are inside the AirPods case. We recommend turning off nearby Bluetooth devices, such as phones or iPads, during pairing and use. When connecting to a TV for the first time, go to the TV’s sound settings and change the audio output to “AUX Audio Output”​ or “External Speakers”.