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Bluetooth Receiver, LAICOMEIN Wireless Portable 3.5mm Aux Car Adapter, Bluetooth 5.0 Wireless Audio Receiver for Car/Home Stereo/Wired Headphones/Speaker, 16H Battery Life

  • Based on 9,630 reviews
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Availability: In Stock.
Fulfilled by Amazon

Arrives Friday, Jul 18
Order within 23 hours and 43 minutes
Available payment plans shown during checkout

Features

  • BLUETOOTH AUX RECEIVER FOR CARThe Bluetooth 3.5mm Aux receiver can turn your old car audio/home audio/3.5mm wired earphones/speakers into wireless. Compatible with most Bluetooth-enabled devices, such as smart phones, tablets, laptops, and computers.
  • ENJOY HANDS-FREE CALL & WIRELESS MUSICThis Bluetooth AUX receiver can pair with Bluetooth devices and the built-in microphone can be used to answer hands-free calls. One key to answer, reject, end and redial the last number. Designed with MFB and volume up/down button, it is very convenient to adjust the volume of music.
  • BLUETOOTH 5.0 & DUAL CONNECTIONThe Bluetooth receiver equipped with Bluetooth 5.3 to ensure stable connection. It can connect 2 devices at the same time, so you won't miss any calls while listening to music. The Bluetooth range up to 33ft without obstacles. Automatically connects to the last connected device.
  • FAST CHARGING & LONG BATTERY LIFEOne key to power on and enter pairing mode. The built-in battery has a long battery life and can support up to 16 hours of use after full charged. Fast charging and can be fully charged within 2 hours.
  • PORTABLE&CONVENIENTWeights only 0.5 oz., very tiny size. You can take this Bluetooth audio receiver whenever you go. Very good companion for drivers. If you encounter any problems during use, please feel free to let us know and we will help you at any time.

Special Feature: Hands-Free Calls, 3.5mm aux, Fast Charging, Built-In Microphone


Brand: LAICOMEIN


Connectivity Technology: Bluetooth


Power Source: Battery Powered


Material: Plastic


Product Dimensions: 1.6 x 1.6 x 0.3 inches


Item Weight: 0.5 ounces


Item model number: J33


Batteries: 1 CR5 batteries required. (included)


Date First Available: September 15, 2021


Manufacturer: LAICOMEIN


Country of Origin: China


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Jul 18

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Small but powerful
So I've tried it out for over a week now both in my car and connected to a sound system and it's worked great every time. I've used it for streaming podcasts in my car and streaming music to the sound system. Even with all that use, my phone reports it still has 80% battery life. So I guess we'll see if that suddenly drops to 0% or continues to gradually decrease. The only issue I had was when I first received it, in order to power it on, I couldn't have the audio cable connected. After that and the initial pairing, I simply just hold the power button for 2 seconds and it turns right on. I also just hold the power button for 2 seconds to power it off if I don't want to wait. So if you've charged it and it won't turn on, disconnect the cable from it and hold the power button down for about 2 seconds, then plug it in to the audio adapter or cable. The volume has been plenty loud in my car. I hear no difference with the wired or bluetooth connection. (I currently have an older android phone with a headphone jack). Using the sound system it was also plenty loud, too loud in fact that I turned down the sound system. In writing this I realize I haven't actually tried the volume buttons on the side so that also could help make it louder or quieter. Pairing it was simple with my phone. I've also had another friend pair to it and didn't have a problem. In all instances the phones have been pretty close so I can't speak to the distance but in my uses for it, it will always be within 6' of my phone anyways. It does speak the words paired so you know. Pros: *Small, like really small. *Good battery life (so far) *Sounds good. *Good volume output. *Comes with handy audio adapter and cable *USB-C for charging. *Affordable Cons: *When used in car during a phone call, sounds a little bit distant but my wife hasn't ever complained she can't understand me or can't hear me so this is just a minor con. *Comes with the shortest charging cable. Don't know what car you could use that in to charge and also have it connected to the stereo aux jack. So you will need a longer USB-C cable. *Nit picky here but I would prefer the blue led to just stay solid when paired instead of pulsing. I don't really notice it but I haven't also driven at night so I don't know if it would annoy me or not. Just be aware that the light alternates blue/red with it isn't connected and then pulses blue when it is ... show more
Reviewed in the United States on April 8, 2022 by Travis Wertz

  • Works great!
The aux cord that I had stopped working so I started looking for another one to replace it and I came across this Bluetooth version. At first, I was skeptical that it would work but after I started using it I can say without a doubt it works great. It took a few tries to get it connected to my phone but after I got it connected the first time it connects perfectly every time. Definitely worth the money because I can leave it plugged in and can easily connect it instead of having to manually plug an aux cord into my phone every time I get in the car. ... show more
Reviewed in the United States on April 15, 2025 by Rachel Stalorites

  • Great, inexpensive way to add bluetooth
Works perfectly, great price, never any problems connecting to it, can't speak on battery life as I have it plugged into a charging port at all times.
Reviewed in the United States on June 13, 2025 by Super Kaz

  • So far so good
Needed something to play music on my motorcycle and this was perfect. This size is about the size of a half dollar and very easy to operate. Connected to my phone easily and the sound is actually LOUDER than the radio. Don’t know about the battery life but will update to 5 stars when I find out if it lives up to the hype. ... show more
Reviewed in the United States on April 6, 2025 by Browder Bunch

  • Great for the newer generation of phones that don't include an audio jack.
I recently updated my phone to one of the newer Pixel phones. They stopped including a 3.5mm jack for headsets back when they released the Pixel 3/3XL and I needed something for work. I do a lot of traveling and listen to a lot of audiobooks. I used to use the AUX port with a wire to my phone, but that is no longer an option; and I don't have built-in bluetooth to connect to my new phone, so I got this. It works perfectly, surprisingly well actually. I toyed around with it and hooked my wired Sennheiser headphones to it to listen to some music from my PC and to my surprise the audio quality was really good! You can make any wired headphones into wireless with this. Now for what I needed it for at work: It's very light and small, charges fast, comes with the male to male audio jack connector and pairs and connects to your phone fast. The audio quality in the vehicle was great, I couldn't tell the difference from when I was able to use the AUX wire. The controls are simple and they work. Solid battery life. I haven't tested the mic a great deal, just on the PC. It's not the greatest mic you'll ever use but people were able to understand me just fine. The only thing I want to make clear is if you have a pair of headphones with a build-in microphone and you plug them into this adapter whatever you pair the bluetooth adapter to will not be able to utilize the mic. This is audio only except for the device's built-in mic. I don't think there are any devices in this category that are able to do that regardless. This is a handy device and I recommend it! ... show more
Reviewed in the United States on February 10, 2022 by Dustin

  • Easy to set up and works well.
Works great in my old truck. The only bad part is that it has to be charged periodically, instead of getting its charge from the truck.
Reviewed in the United States on May 27, 2025 by Marilyn

  • Great product
Love this device Battery like last for months Sound quality 10/10 Charges fast Good product I would never buy another aux
Reviewed in the United States on May 1, 2025 by Jule

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