81W fast charging without power sharing
Charge a smartphone and a compatible USB-C laptop at the same time, up to 81W in total. PD 45W and QC3.0 36W run on independent circuits, so both ports keep charging at full speed without dropping power. On start-up the display shows your vehicle voltage, with protection against overvoltage, overcurrent, overheating and short circuit.
BASS mode and Hi-Fi sound
Press the B button to switch the BASS mode on or off and give low frequencies more depth. Built-in static-noise reduction cuts the unwanted FM background hiss for clearer Hi-Fi sound. A 7-colour LED backlight matches the ambience inside the car.
Bluetooth 5.4 and hands-free calling
Bluetooth 5.4 supports fast pairing and automatic reconnection. CVC noise reduction filters out road and wind noise for clearer calls – answer, reject, end or redial from the multi-function button, and activate Siri or Google Assistant to control navigation, calls and music by voice without touching your phone.
Bluetooth, USB and TF card playback
Stream music over Bluetooth or play MP3/FLAC files from a USB stick up to 64GB or a TF card up to 32GB, so you can use your music library even without a phone connection. Switch tracks and playback sources directly on the device.
Fits 12V and 24V vehicles
Suitable for most cars, SUVs, vans and trucks with a 12V/24V cigarette lighter and an FM radio. Plug the transmitter in firmly, pick a free frequency between 87.5 and 108 MHz and set your car radio to exactly the same frequency.
Technical details
- Model: GV-FMT-81W
- Brand: GizmoVine
- Category: Bluetooth FM Transmitters
More from the GizmoVine range
- GizmoVine Bluetooth FM Transmitter with Clip Mount, QC3.0 and PD Charging
- GizmoVine Bluetooth FM Transmitter with 4.5 cm Colour Display and QC3.0
- GizmoVine Bluetooth 5.3 FM Transmitter, 42W PD 30W Car Charger with BASS
Common questions about the GizmoVine GV-FMT-81W
The questions buyers ask most before fitting a Bluetooth FM transmitter to a car that has none.
Will it work if my car has no Bluetooth at all?
Yes — that is exactly what it is for. The transmitter plugs into the 12 V socket and sends the audio to your existing car radio over FM. Your phone pairs with the transmitter rather than with the car, so no factory Bluetooth, no adaptor loom and no trip to a workshop are needed.
How do I pick an FM frequency?
Any free frequency between 87.5 and 108.0 MHz. Tune the transmitter and the car radio to the same one and leave some distance from strong local stations. A quick scan on the radio will show you which parts of the band are empty where you drive.
Can I charge a phone and play music at the same time?
Yes. Charging runs independently of the audio link, so the USB ports stay free for a phone or tablet while music is playing.
Does it handle hands-free calls?
Yes. A built-in microphone routes calls through the car speakers, and CVC noise reduction filters out background noise.
Will the sound match a wired connection?
It is close, but not identical. Quality depends mainly on how clear the frequency you choose is — picking an empty part of the band is the single biggest improvement you can make.
Does it suit a 24 V van or commercial vehicle?
Yes. The unit is rated for both 12 V and 24 V sockets.
What buyers say: GizmoVine GV-FMT-81W
A summary of the feedback buyers left on Amazon.co.uk for this product.
- Charging speed is the headline: buyers running laptops and tablets off the PD port on long drives call it a game changer.
- One buyer describes solving a USB music problem for a fraction of the cost of the replacement stereo they had bought.
- The metal body is repeatedly noted as feeling sturdier than plastic alternatives.
This summary was written by GizmoVine from publicly available customer reviews on Amazon.co.uk. Only a selection of four- and five-star reviews has been summarised; the complete review set, including critical reviews, is available on the Amazon product page. No review has been altered in meaning.
















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