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Syncwire Bluetooth 5.4 FM Transmitter for Car, 38W PD&QC3.0 Dual USB Charging Bluetooth Car Adapter Microphone & Bass Sound MP3 Music Player FM Kit with Hands-Free Calling

  • Based on 6,333 reviews
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Availability: In Stock.
Fulfilled by Amazon

Arrives Friday, Jul 10
Order within 19 hours and 23 minutes
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Color: Black


Features

  • [PD 3.0 & QC 3.0 Fast Charging] Syncwire bluetooth car FM transmitter support charging two kinds of devices simultaneously---Quick Charge 3. 0 port and Type-C PD 20W ports. The maximum total power can reach 38W, so the charger efficiency is 80% more than normal charger. Synwire can providing you a high-speed and convenient charging experience.
  • [Advanced Bluetooth 5.4 FM Transmitter] Built-in latest Bluetooth 5.4 technology, Syncwire bluetooth car adapter provides a more stable connection for streaming music over FM frequency and making hands-free calls,, allowing for faster pairing with compatible devices, supporting smart voice navigation from your phone, streaming the audio from navigation app/Siri/Google Assistant to your car.
  • [Hi-Fi Deep Bass & Backlit] The exclusive bass-enhancing key-press amplifies the sound quality, making this device truly stand out. Enjoy crystal-clear audio during long rides with your loved ones, while the ambient blue LED backlighting pulses to the rhythm of the music.
  • [Hands-free Calls] The built-in Noise Suppression (CVC) design can reduce external environmental noise well to provide crystal clear for hands-free call. All in one button: answer/reject/hand up/recall enable you seamlessly switch between incoming calls and music.
  • [Wide Compatibility] This car Bluetooth adapter can be used with any Bluetooth device such as iPad, iPhone, iPod, HTC, Galaxy, Sony, MP3 player, tablet and Android Smartphones. And it fits 12V-24V cars and trucks.

Special Feature: Advanced Bluetooth 5.4 Technology, Fast Charging, Hi-Fi Bass Music, Multi-safety Protection, Support Siri/Google Assistant See more


Brand: SYNCWIRE


Connectivity Technology: Bluetooth


Power Source: Corded Electric


Item Weight: 0.07 Kilograms


Additional Features: Advanced Bluetooth 5.4 Technology, Fast Charging, Hi-Fi Bass Music, Multi-safety Protection, Support Siri/Google Assistant


Color: Black


Supported Media Type: bluetooth


Includes Remote: No


Installation Type: Plug In


Power Source: Corded Electric


Rechargeable Battery Included: No


Voltage: 7.6 Volts (DC)


Compatible Devices: Cellular Phones, MP3 Player, Tablet


Supported Standards: Bluetooth 5.1, Bluetooth 5.3


Compatibility Options: Cellular Phones, MP3 Player, Tablet


Compatible with Vehicle Type: 12V-24V cars and trucks


Supported Application: Music playback, hands-free calling, navigation


Hardware Interface: Bluetooth, USB


Connector Type Used on Cable: Bluetooth, USB


Number of Ports: 2


Audio Output Type: bluetooth


Audio Output Mode: Stereo, FM Transmission


Number of Channels: 1


Connectivity Technology: Bluetooth


Wireless Compability: Bluetooth


Bluetooth support?: Yes


Data Link Protocol: Bluetooth 5.4


Item Weight: 0.07 Kilograms


Brand: SYNCWIRE


Model Name: Bluetooth 5.1 FM Transmitter 38W - Fast Car Charging


Global Trade Identification Number: 92


Manufacturer: Syncwire


Unit Count: 1.0 Count


Warranty Description: 36 Months warranty


Control Type: Touch Control


Control Method: Touch


Human Interface Input: Buttons


Controller Type: Google Assistant, HomeKit


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Jul 10

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


  • No static!
Color: Black
I had very low expectations for an FM transmitter. They have all had static or FM interference as you drive around. This one did not! Connected easily the first time and every time. Music was clear and static free. Even worked pretty well for speakerphone calls. You will want to unplug it from power when you leave the car so it will drop the bluetooth connection. ... show more
Reviewed in the United States on April 2, 2026 by Jenn S.

  • Works Great!
Color: Black
I bought this for my 2008 Miata which has the Bose system with a multi-cd system that no longer works. I actually got the Syncwire Bluetooth Transmitter as a stop gap while I shopped for a new car stereo unit. To my surprise, this Syncwire Transmitter works great! Much better than I expected! I’m thinking now of just keeping the Bose unit and using the Syncwire Transmitter and using my iPhone for the music source. Great value, no connectivity issues, music sounds great. ... show more
Reviewed in the United States on April 13, 2026 by James

  • Cool product.
Color: Black
Very easy to use. Don't expect sound quality to be the same as a radio would produce, but it's pretty damn good considering! Happy with my purchase.
Reviewed in the United States on April 25, 2026 by Jimborghini

  • Works good
Color: Black
Th rgb is kinda annoying but works perfectly fine. May find some interference from time to time but as long as you use it on empty frequencies it works good.
Reviewed in the United States on May 30, 2026 by Stephen P

  • Well worth the cost
Color: Black
Setup was incredibly simple. Just find and open unused FM frequency on your radio, save it on the radio so it has a preset button like the rest of the stations, and then twist the dial on the transmitter to the same channel and you are set. Pair the bluetooth, and you can play music or whatever from your phone. and the sound is great sounds just like the other channels on the radio. My only (small) gripe, as others have noted, is that as you look at the picture, it is best to have to have the buttons, especially the call answer button, on top so you can see it. But if you do that, the radio channel reads upside down. Not a big deal since once you set that channel, you won't be changing it, but it's just odd seeing the upside down FM frequency. It would also be nice to have an on-off button as well, since once you plug it into the lighter, it's on all the time. You have pull it out a little to shut it off. Some have mentioned the blue light is annoying. It is useful in one regard...it reminds me to unplug it when I get home. Edit: BTW, I use FM frequency 87.9, which is on the low end and is not licensed to be used by an commercial radio station in the US. ... show more
Reviewed in the United States on April 24, 2026 by Dave

  • feedback at high volumes
Color: Black
First thing I have to say about this FM transmitter is I really appreciate the sleek look it has. It is compact and doesn’t get in the way. I have seen other transmitters that are so bulky. It was easy to set up, and it connects to my phone very quick. The reason for the 3 stars was because there can be some feedback heard when you’re listening to things that require more volume, like a book or podcast. It works well for music, but there is no skip button on the transmitter. I have to go on my phone to skip the song. Other than that, it is a decent product. The price isn’t bad, and I appreciate the functionality of the device. ... show more
Reviewed in the United States on May 28, 2025 by Josh Bloomfield

  • Works well
Color: Black
Happy with quality and performance. Easy set-up
Reviewed in the United States on May 3, 2026 by Skip K

  • Better than most
Color: Black
I’ve been looking to replace and older Bluetooth transmitters (2020 Vicsing) that I had for years previously. This was my 7th potential replacement that I’ve tried. Of all of them, this was the best so far but, it still not exactly what I need. PROS: The sound quality is great. The music playback is excellent with the bass booster. The volume is appropriately loud enough that the music sounds like it’s playing directly from my car’s audio. I didn’t experience static or noise interference. Call quality is also great. The noise cancellation feature is really effective in this device. People hear me loud and clear and it doesn’t pick up car/road noise. The microphone picks up clear as if I’m using the speakerphone on my iPhone. On many of the other devices that I have tried, I found that I either had really great music quality or great call quality but not both. One would have The bass boost function, but lack the noise, cancellation feature for calls or vice versa. It has an usb-b and an usb-c port which is great for charging. My phone charges relatively quickly. Despite missing some of the things I was previously accustomed to, I thought I had finally found the perfect replacement. BUT CONS: A minor con, which wasn’t a dealbreaker for me was the fact that it did not announce that Bluetooth was connected upon turning on my car. Instead, you get two beeps one to let you know that it’s on and two to let you know that it has connected to your phone. I was able to adjust to that. Another con is the playback, skip and reverse function. In order to do so with this device, you must click the call button twice and then turn the dial left to go back or right to skip forward. I have a 2006 Honda Accord where the cigarette lighter is in the console by the gearshift with a covered door on top. The cover naturally wants to close when there’s nothing in the cigarette lighter so unfortunately it rests on this device. It’s a pain to have to look down make sure I’m clicking the right Great button and then kinda holding the cover up so that I can turn the knob at the same time. This is especially annoying when you click the call button twice turn the lap right to skip and then decide you want to skip that song too. You have to then click the button again and turn the knob as opposed to being able to click. Keep turning the knob right. You can do that if you make your decision to skip within seconds of doing the previous skip otherwise you must start the process again. Other devices have a dedicated button to press or a joystick function to move ahead. It is not a great set up, but I could deal but another con made it impossible for me to overlook this drawback. That last con is - unlike other devices that will use Siri to announce who’s calling from my contact list, this device uses its default programming that I cannot override. It announces the call by saying the entire phone number (country code, area code and phone number) ALL OF THEM! So, you’re literally listening to over 10 digits being called out whenever a phone call comes through. I find this incredibly annoying. I would rather it not announce anything at all as if this is the only option. Imagine trying to listen to music and that breaks in and then you have to fumble with the button to accept the call. Declining the call was not easy for me so if I didn’t want to take the call I had to listen to the whole number so I wouldn’t be distracted while driving. This drawback in conjunction with the awkward skip playback feature makes it a dealbreaker for me. I will continue to look for devices that don’t have this these shortcomings , and also give me excellent audio quality like my old transmitter. I know it’s possible. Overall, it’s a decent transmitter if you don’t mind the awkwardness of having to use the skip feature and not being bothered by the annoying phone number announcement when calls come through. To find a device with both great call quality with noise cancellation AND good music playback with bass boost is really rare. Even devices that claim to have both, usually one feature suffers a bit more than the other. This device got it perfect. Unfortunately the cons just don’t work for me. ... show more
Reviewed in the United States on June 26, 2024 by D Renee

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