Bought this 6months ago, recently changed cars and no longer needed on the new car as it has bluetooth system built in. You can play music, charge your phone through USB and make phone calls and talk with this in your car as it has built in microphone.
eBay
Xiaomi FM Transmitter Bluetooth 5.3 Hands-Free Car AUX Radio Modulator MP3 Player with Fast Charging Adapter Auto Accessories
Aliexpress UK
The +Handsfree Bluetooth FM Transmitter CarKit Radio MP3 Player USB Charger Adapter is a convenient and versatile device that allows you to listen to your favourite music while on the go. With Bluetooth connectivity, you can easily stream your music from your phone or tablet to the car radio. This product also features a USB charger adapter, so you can keep your devices powered up while driving. Made in China, this transmitter is a reliable and practical addition to any car.
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DAB Radio Receiver in Car with 2.4'' Screen GPS Stereo Sound Digital Signal Antenna Broadcast Adapter AUX TF Card FM Transmitter
Aliexpress UK
Plug the FM transmitter into your car's cigarette lighter socket to get power and search for this device. Sleek, rugged design with LED frequency indicator. Support mp3, WMA format music. FM transmission frequency: 87.5-108Mhz.
eBay
Wireless Bluetooth FM Transmitter & MP3 Player With Hands-Free Calling Radio Receiver Dual USB Charger & Music Stereo Adapter
Aliexpress UK
Upgrade your driving experience with thisBluetooth 5.0 Wireless FM Transmitter Car Kit, designed forhands-free calls, music streaming, and ultra-fast charging. ✅Triple Charging Ports (USB-A + USB-C PD 48W).
eBay
4pcs/Lot RCA/AV Female Jack To 6.35mm 1/4 Inch Male Mono Audio Adapters Connectors Plugs For DIY FM Microphone
Aliexpress UK
Designed for drivers who value safety, speed, and sound quality, this compact adapter combines Bluetooth 5.0 streaming, an enhanced noise-canceling microphone, multiple playback options (Bluetooth / AUX / USB), and powerful dual-port charging (QC3.0 + PD) in a compact, fireproof PC housing.
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Car DAB/DAB+ Radio Adapter Portable DAB Digital Radio FM Transmitter Music Receiver Unlimited Presets
Aliexpress UK
❤【Automatic Tuning for Empty Station】The Bluetooth FM Transmitter for Car adopts upgraded chip With just a simple tap of the pressing “ CH/A” button twice, and it could automatically searches for and connects to empty radio station. It works when you tune the car radio to the same FM station with the FM Transmitter. .
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Bluetooth 5.0 Car FM Transmitter PD Type-C Dual USB Ambient Player Handsfree MP3 Charger Type-C Wireless Light PD QC3.0 Adapter
Aliexpress UK
It can also send the music in your phone to your car stereo wirelessly. You can enjoy the music and answer the call in hand-free mode without refitting your car, which ensure the driving safety while enjoying music.
eBay
Wireless Bluetooth FM Transmitter for Car MP3 Player with Dual USB Charger, LED Display Radio Adapter Audio Hub
Aliexpress UK
【Noise-cancelling - Bluetooth V5.0 With Wide Compatibility】 The Bluetooth V5.0 chip establishes an ultra-secure connection between your phone and the bluetooth adapter car FM transmitter. Widely compatible between any devices which support bluetooth and cars in 12-24V.
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FM/AM Universal Car Radio ISO To Din Antenna Antenna Mast Adapter Connector Car Radio Stereo Auto Radio Suitable for most Types
Aliexpress UK