Connect the audio cable to the audio device via AUX. Bluetooth Receiving Mode. Bluetooth version: 5.1. Products only receive and TF card function, no transmitter function. Turn on the power, turn the switch to BT position.
eBay
Official Original Philips TAT1209 Earphones Real Wireless Bluetooth 5.3 Headphone HiFi HD Call Headset Touch Control Long Life
Aliexpress UK
Bluetooth receiver (RX), Bluetooth transmitter (TX) two-in-one design. -Built-in digital signal to analogue chip, support digital optical, coaxial, AUX, RCA interface. Interface type: Input: 3.5mm AUX + RCA + optical + coaxial + USB.
eBay
P47 Bluetooth 5.0 Wireless Headphone Foldable HIFI Stereo Bass Earphone Kid Helmet Gift With Mic USB Adaptor For iPhone Game
Aliexpress UK
1x Bluetooth audio receiver (V5-Plus). 1x Audio Cable for Hi-Fi.
eBay
Lenovo X4 Bluetooth 5.1 Wireless Bone Conduction HiFi-Grade Sound Quality Earphones Low Latency Headphones Sport Headset
Aliexpress UK
BLUETOOTH Audio Receiver Adapter. Bluetooth receiver. Plugs into the AUX or Analogue input on the back of. 1.8m jack to Phono cable. your Hi-Fi.
eBay
SK26 TWS Wireless Bluetooth 5.4 Headphones In-Ear Invisible Sleep Earbud With Mic Noise Cancelling Earphones HIFI Music Headset
Aliexpress UK
【Bluetooth 5.3 Receiver for HiFi Stereo】B06T3 Bluetooth receiver can decode SBC/AAC/HD audio code and transmiss the audio from smartphone/tablet/PC/laptop to speaker/amplifier, making your old stereo system Bluetooth-enable.
eBay
MSL-810 Disney Stitch Wireless Bluetooth Headphones MSL-810 HIFI Stereo Sound Plush Headsets with Mic Kids Gifts Anime Cartoon
Aliexpress UK
Enjoy wireless music without the hassle of other wires or cables. Note: B06 HD is only a Bluetooth receiver audio adapter, not a transmitter. 【Long Range and Dual Pairing】B06HD can receive audio from up to 164ft(50m) away in open air and up to 50-70ft(20-30m) away indoors (without obstacles).
eBay
Philips TAT1209 Earphone Wireless Bluetooth 5.3 Headphone HiFi Stereo Game Earbuds AI Mic HD Call Headset 18 Hours Long Standby
Aliexpress UK
2-in-1 Bluetooth Transmitter & Receiver：Easily switch between TX (Transmit) and RX (Receive) modes with one button. Perfect for TVs, car stereos, speakers, and more—bring Bluetooth functionality to all your favorite devices.
eBay
KZ SK10 Pro TWS Earphones Bluetooth 5.2 Wireless Hybrid HiFi Game Earbuds Noise Cancelling Sport Monitor Headset Z3 SKS S2 Z1PRO
Aliexpress UK
Bluetooth 5.0 Transmitter Receiver 3.5mm AUX To RCA Wireless HiFi Audio Adapter. - Low Latency, HD HiFi subwoofer effects, lossless sound quality make it ideal for watching TV/movies. The multifuctional Bluetooth transmitter receiver adapter is small, but has got powerful wireless audio streaming capabilities.
eBay
Bone Conduction Earphones IPX8 Waterproof Headset for Swimming New Bluetooth Wireless Sport Headphones MP3 32G RAM Hifi Stereo
Aliexpress UK