Audio Receiver Adapter RCA 3.5mm AUX TF Card Audio Converter Bluetooth-compatible 5.3 10m Transmission for Speaker Phone Tablet. This solves the problem that the speaker/amplifier does not have Bluetooth-compatible and cannot be played using Bluetooth-compatible.
eBay
MLOVE BV800 Super-Portable Bluetooth Speaker with FM Radio,LCD Screen Display, Antenna, AUX Input, USB Disk, TF Card, MP3 Player
Aliexpress UK
USB Bluetooth-Compatible 5.4 Adapter Audio Transmitter Receiver Driver Free Wireless BT 5.4 Dongle Adapter for PC Laptop Wireless Speaker. Dual Mode and Dual Channel Flexibility: As an audio transmitter receiver, this product supports Bluetooth-Compatible 5.4's dual-mode specifications (LMP 13. ).
eBay
ZEALOT-S51 Bluetooth Speaker Bass Powerful Wireless Subwoofer Waterproof Sound Box Supports TF TWS USB Flash Drive
Aliexpress UK
Easy to set up and connect in seconds. Simple plug and play. There is no battery in the Bluetooth adapter. 1 x connector.
eBay
EWA IP67 Outdoors Waterproof Speaker Portable Wireless Bluetooth 5.0 Carry Case Bass Radiator USB Btooth Speakers Metal
Aliexpress UK
Easy to set up and connect in seconds. Simple plug and play. There is no battery in the Bluetooth adapter. 1 x connector.
eBay
Classic Wireless Bluetooth Speaker Pontiac Car Shaped Boombox TF Card USB FM Radio AUX Handsfree TWS Function Powerful Sound Box
Aliexpress UK
This makes it an ideal choice for users looking to connect various devices like headphones, keyboards, mice, and even for Android smartphones. This plug-and-play functionality makes it incredibly user-friendly and a must-have accessory for enhancing the connectivity of your devices.
eBay
Portable Wireless Speaker Bluetooth-compatible Outdoor USB Speakers With FM Radio Receiver AUX TF MP3 Loudspeaker For Phone PC
Aliexpress UK
This makes it an ideal choice for users looking to connect various devices like headphones, keyboards, mice, and even for Android smartphones. This plug-and-play functionality makes it incredibly user-friendly and a must-have accessory for enhancing the connectivity of your devices.
eBay
Retro Bluetooth Speaker, Cute Mini Speaker with FM Radio, Portable Wireless Speaker with TWS Music Player Hifi Stereo TF USB
Aliexpress UK
The first recipient with ambient light: When you switch on the device, our NFC Bluetooth recipient lights up with a colorful ambient light. Below you get a feeling for the rendering of the atmosphere and can operate the secondary device in the dark.
eBay
Niye Wired USB+Wireless Bluetooth Computer Speaker Stereo Subwoofer Soundbar 3D Home Surround Speakers for PC Theater Aux 3.5mm
Aliexpress UK
Easy to set up and connect in seconds. Simple plug and play. There is no battery in the Bluetooth adapter. 1 x connector.
eBay
Portable wireless Bluetooth speaker Boombox 3 outdoor party music box subwoofer RGB stereo TWS home speaker supports TF/AUX/USB
Aliexpress UK