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Compact black plastic car FM transmitter with dual USB ports and LED display

Syncwire SW-XC725 Bluetooth 5.4 48W FM Transmitter car electronics accessory

SKU CH-MXY4-E08VT

Bluetooth 5.4 FM transmitter adds wireless audio and 48W dual-port fast charging to any car stereo

  • Screen size48 W
  • Labor warrantySyncwire provide 36-month warranty, and fast and friendly cu
  • Adjustable subsonic filterLight Switch, Hands-Free Calls, Safe Fast Charging, Noise Ca
  • Cable typeUSB 3.0, Female-to-Male
  • Audio channelsStereo
  • Electrical rating48 W, 5 V DC
  • Bluetooth 5.4 gives a faster, more stable link with less sound loss
  • Dual USB ports deliver 36W PD plus 12W USB-A for simultaneous fast charging
  • CVC noise suppression and echo cancellation provide clear hands-free calls
  • Rainbow ambient light can be switched off with a double press of the red B button
  • Supports USB stick playback up to 64GB alongside Bluetooth streaming

What this Syncwire adapter does

The SW-XC725 plugs into a 12 V or 24 V socket and adds Bluetooth 5.4 audio streaming plus hands-free calling to any car radio. It also delivers up to 48 W of total charging power through a 36 W PD port and a 12 W USB-A port. Drivers with older vehicles get modern connectivity without replacing the head unit.

How it fits the cabin

The compact 3.9 cm by 8.4 cm by 9.8 cm body sits flush in the power outlet and requires no wiring or drilling. Two devices charge at once while the transmitter broadcasts music or navigation prompts over an unused FM frequency. A double press of the red B button toggles the rainbow ambient light, keeping the cabin dark on night drives.

Who benefits and who looks elsewhere

Commuters wanting wireless audio, clear calls and fast charging from a single plug will find it covers every need. Buyers whose cars already have factory Bluetooth or Android Auto and CarPlay gain no extra streaming value. Anyone needing more than 64 GB of USB-drive playback or a built-in microphone array should consider a different solution.

How it compares

Measured against everything we stock in Car Audio Accessories & Wiring, at today’s prices. Recalculated every night.

Price $30.99
Pricier than about 63% of the 2,768 comparable items (median $21.99).

Specifications

Product
Brand nameSYNCWIRE
Model nameSW-XC725
Product typeBluetooth 5.4 FM Transmitter 48 W
Performance
Effective rangeBluetooth 5.4, bluetooth, Bluetooth
Display
Screen size48 W
Audio & video
Audio channelsStereo
Frequency rangeNoise Cancellation
Audio inputsBluetooth
Audio outputsSpeaker
Headphone styleStereo
Ports & slots
Cable typeUSB 3.0, Female-to-Male
Power
Electrical rating48 W, 5 V DC
Power detailsCorded Electric
Rated voltage5 V DC
Size & build
Product weight0.06 kg
Head unit size3.9 cm × 8.4 cm × 9.8 cm
Main materialPlastic
In the box
Included hardwareNo
More details
Adjustable subsonic filterLight Switch, Hands-Free Calls, Safe Fast Charging, Noise Cancellation
Cut out diameterSmall
Drilling requiredPlug In
Inner hole diameter for wireSmall
Number of links to amplifier2
SNRNoise Cancellation
Team affiliation1 Piece

Questions about this item

How much total charging power does the 48W rating deliver across the two USB ports?

The adapter provides 36W via the PD port and 12W via the USB-A port for a combined 48W output.

Does the Noise Suppression (CVC) feature reduce background sound during long hands-free calls?

Yes, CVC noise suppression and echo cancellation are designed to keep call audio clear during extended use.

What type of 12V socket does the transmitter plug into for power?

It draws power from a standard 12V cigarette-lighter socket in the vehicle.

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