Support dual-mode, low power, simple pairing, good anti-jamming features. Bluetooth V5.0 & 20m Bluetooth Signal USB Bluetooth 5.0 Adapter Dongle Plug and Play. Ultra-compact, Easy Carrying and Space Saving.
eBay
Mini Subwoofer Bluetooth Speaker Dual Bass Diaphragm Supre Sound Quality Support TF Card USB Aux TWS Portable Wireless Sound Box
Aliexpress UK
Support dual-mode, low power, simple pairing, good anti-jamming features. Bluetooth V5.0 & 20m Bluetooth Signal USB Bluetooth 5.0 Adapter Dongle Plug and Play. Ultra-compact, Easy Carrying and Space Saving.
eBay
80W 50W Amplifier MP3 Player Decoder Board 12V 18V Wireless Bluetooth 5.0 Car Audio USB TF FM Radio Recording Call For Speaker
Aliexpress UK
Interface: 2RCA left and right channels, 3.5 audio port. 1 x 2RCA Audio Cable. The NFC bluetooth audio adapter turns wired speakers into wireless bluetooth speakers in seconds. The new 5.0 Bluetooth uses industrial-grade power isolation technology.
eBay
Powerful Bluetooth Speakers Colorful LED Home TV Theater Sound Wireless Subwoofer 3D Stereo Surround Wooden Material USB Wired
Aliexpress UK
Not Fit for Audi with MMi 3G or MMi 3G +. Support: 2G MMI. fit for Audi A4 8K (all models with MMi 2G High). fit for Audi A5 8T (all models with MMi 2G High). fit for Audi A6 4F (all models with MMi 2G High).
eBay
ZEALOT-S98 160W Portable Bluetooth Speaker High Volume Waterproof 36000mAh Wireless TWS Subwoofer Suporrt USB/TF/AUX RGB light
Aliexpress UK
Compatibility: USB Bluetooth to aux Cable is Compatible with mini cooper all gen 2 and 3 models (R56 R55.R60, F55, F56 etc). Plug and Play: The car Bluetooth aux adapter for music does not need a built-in battery, and does not need to be turned on and off every time. It only needs to be inserted into the 3.5mm aux port and powered by the USB port. This Bluetooth aux adapter Supports connecting headphones, mobile phones, speakers, pair with smart phones,tablets,laptops to stream beautiful music and enjoy a pleasant car trip. 25CM Long Cable: The total length of this Bluetooth receiver is 25cm. This length will not clutter your car or take up too much space. Colour Black Interface size 3.5mm Bluetooth version Bluetooth 4.2 Weight 8g Ty.
eBay
Portable Vintage Retro USB AM/FM/SW Multiband Radio Stereo Wireless Bluetooth Boombox Mp3 Audio Cassette Tape Player Recorder TF
Aliexpress UK
1 x USB Bluetooth Audio Music Receiver. Bluetooth 2.1+EDR. It could be paired to any Bluetooth enabled devices, such as iPhone, iPad, iTouch, Samsung Galaxy, HTC, and other devices. After matching success, you can use your phone to play music.
eBay
TG166 Portable Bluetooth Speaker Wireless Mini Bass Column Boombox BT USB TF AUX Play Outdoor Loudspeaker For Smart Phone Tablet
Aliexpress UK
(Compatible with factory-wired CarPlay only.). 🎁Compact, Tidy Design with Flexible Setup: Designed to be 50% more compact, this mini adapter fits snugly into tight spaces without shifting or disconnecting.
eBay
HIPPBQCC 7 Inch 1 Din Car Radio MP5 Multimedia Player Touch Screen FM ISO Power Aux Input Bluetooth USB Mirror Link Autoradio
Aliexpress UK
Type Bluetooth Music Receiver. Support iPhone, Android phone, other smart phones which with Bluetooth A2DP function. Bluetooth Version V2.0 + EDR. Portable Design: With mini size, the feature of portable can let you carry them to anywhere you want.
eBay
Car Audio Microphone USB TF FM Radio Mp3 Music Player Speaker DC 5V 12V Bluetooth 5.0 MP3 WMA WAV APE Decoder Board Hands-free
Aliexpress UK