Support NFC near-field pairing, and NFC automatically turns on or off Bluetooth wireless connection during pairing. After connecting to the product, you will see the blue indicator in the "indicator window" flashing and hear the prompt tone indicating the NFC desktop.
eBay
Portable Wireless Speaker Bluetooth-compatible Bass Mini Subwoofer Support TF Card MP3 Music USB Speaker With FM Radio Receiver
Aliexpress UK
Use this product for all your transmit and receiving audio purposes, such as transmitting audio to already capable bluetooth headphone, speaker or car stereo system. Or you can use our product to give bluetooth wireless capabilities to your hardwire headphone, speaker or car stereo system.
eBay
Portable Wireless Speaker Bluetooth-compatible Outdoor USB Speakers With FM Radio Receiver AUX TF MP3 Loudspeaker For Phone PC
Aliexpress UK
Bluetooth Version: Bluetooth 5.0 + EDR. 1 x Bluetooth Transmitter & Receiver Adapter. Easy to upgrade your old style speaker, amplifier, TV or car stereo system to Bluetooth hands-free wireless audio!
eBay
2.4G Head-mounted Wireless Lavalier Microphone Set Transmitter with Receiver for Amplifier Voice Speaker Teaching Tour Guide
Aliexpress UK
BOSE: Bose SoundDock 10, Bose SoundDock II, Bose SoundDock Portable. Bluetooth A2DP Music Audio Receiver Adapter for Bose Sounddock and 30-pin Ipod Iphone Dock Speaker. Bose SoundDock I. Bluetooth profiles: A2DP&AVRCP.
eBay
Bluetooth-compatible 5.0 Audio Receiver Dual Output AUX USB Stereo Car Hands-free Call Built-in Microphone Mic Wireless Adapter
Aliexpress UK
Bose Sounddock II Series 2（NOT Compatible with Older Bose SoundDock Series 1 (One/ 1st Generation). - Not for Older Bose SoundDock Series 1 (One/ 1st Generation). Bluetooth 5.0 A2DP Stereo Music Audio Receiver Adapter For iPhone 30Pin Speaker.
eBay
USB Bluetooth 5.0 Transmitter Receiver Mic 3 in 1 EDR Adapter Dongle 3.5mm AUX for TV PC Headphones Home Stereo Car HIFI Audio
Aliexpress UK
Support A2DP V1.2, compatible with all devices enabled with A2DP stereo Bluetooth. Transfer Technical: Bluetooth V2.0 A2DP V1.2. The 30Pin Female Dock Bluetooth Dongel Music Receiver is specialed designed for iphone / ipod/ iPad Dock speaker, which will enable your dock speaker get music from your iPhone iPod/ iPad wireless, it is convenience for you to using ipod, iphone/ ipad free away from the dock speaker when enjoying the music, further more, it will also work with the bluetooth enable device such as HTC / Samsung smart phone, Laptop, Macbook, or other Blue Tooth Cellphone / PC.
eBay
ACEMIC G6 XLR Wireless Transmitter And Receiver Plug-in Microphone Wireless System for Dynamic Microphone Wired To Wireless Mic
Aliexpress UK
1 x Bluetooth DAC Converter. 1, Newly upgraded Bluetooth audio receiver, Bluetooth 5.2 chip, compatible with most smartphones（Like your iPhone,Samsung,Huawei,Xiaomi.etc）and tablets, stable connection.
eBay
For Toyota Power Speaker Connector 16 Pin Electrical Wire Harness Receiver Stereo Installation Coded Wires
Aliexpress UK
◆ Upgraded wireless NFC sensor function, one touch of the cell phone to connect/disconnect. ◆ Exquisite product appearance and modeling, cool RGB phantom light, multi-color adjustable, soft and not harsh.
eBay
Main Body 260mm Deep 2U 3U 4U 6U PE Cabinet Microphone Amplifier Receiver Rack Flight case Air Box Mic Flightcase Shockproof Box
Aliexpress UK