Query: bluetooth attachment for speaker
Bluetooth Audio Adapter for Music Streaming Sound System, Esinkin Wireless Audio Adapter Works with Smartphones and Tablets, Wireless Adapter for Speakers
Mpow BH298 Bluetooth receiver for car, Aux Wireless Bluetooth with Bluetooth 5.0 for Wired Speakers/Headphones/Home Music Streaming Stereo System, Portable Bluetooth Car Adapter, Slide Switch, Black