Bluetooth 5.1 audio receiver, NFC a touch to connect. Built-in Bluetooth induction chip, cell phones near the second connection, support for cell phones with NFC function tablet, to avoid tedious manual connection.
eBay
Bluetooth Music Headband Bluetooth V5.0 Chip Animal Kids Headband Mask Speaker Sleep Headphones Thin Bluetooth Wireless C1F9
Aliexpress UK
5-band EQ equalizer and preamp: separate and rich frequency band controls (75Hz/400Hz/ 800Hz/4KHz/10KHz), each band is processed by one op amp independently. EQ5-TONE can compensate for the defects of speakers and sound field by adjusting 5-band high, middle and low frequencies, and modify various sound sources. Adjustable VU meter and Bluetooth input: Dual large VU meter (45mm), driven by a dedicated VU driver chip, supporting the adjustment of background light, pointer speed and Gain, dynamically decorate audio environment and provide incomparably visual effects. Add Bluetooth 5.0 input, convenient for you to enjoy HIFI music via wireless connection.
eBay
TWS Wireless Bluetooth Earphones Bluetooth 5.4 Ultra-low Latency Dual Microphone ANC Noise Cancelling in Ear Bluetooth Earphones
Aliexpress UK
Bluetooth 5.1 audio receiver, NFC a touch to connect. Built-in Bluetooth induction chip, cell phones near the second connection, support for cell phones with NFC function tablet, to avoid tedious manual connection.
eBay
Wireless Bluetooth 5.0 Wooden Portable Subwoofer Nostalgic Bluetooth Speaker Bluetooth Sound Retro Classic Speaker Retro Radio
Aliexpress UK
eBay
New Headband Earphones for Sleeping Bluetooth, Phone Bluetooth Wireless Sleep Eye Mask, Hands-Free Bluetooth Earphone Eye Cover
Aliexpress UK
Now using this Bluetooth receiver which, with included cable, can attach to the RCA stereo Aux/Tape inputs on the rear of the Marantz PM410 or PM440, you can continue to enjoy your amplifier with audio content streaming from your latest portable devices.
eBay
TWS Wireless Bluetooth Headset with Mic Bluetooth Earbuds Charger Box LED Fone Bluetooth Earphones Wireless Headphones
Aliexpress UK
Manufacturer : Mohard. Just pair it with your phone, and then start to experience high-quality music! 【Bluetooth 5.3 & Dual Paring】Upgraded Bluetooth 5.3 chip is built in for stable connection and fast transmission.
eBay
Nostalgic Bluetooth Speaker Bluetooth Sound Retro Classic Speaker Retro Radio Wireless Bluetooth 5.0 Wooden Portable Subwoofer
Aliexpress UK
Audio adapter DAC decoder Bluetooth 5.0 receiver amplifier U disk player KTV microphone fiber coaxial adapter to analog converter. Using the latest high-quality integrated chip, bluetooth 5.0, usb playback, digital-to-analog signal conversion, all-in-one muke wind ktv machine, audio streaming to ordinary speakers for playback, speaker update use, dongle can enjoy the convenience brought by various technologies.
eBay
OKCSC Earphone Adapter M1 M2 ZX-1 WTD-3 Headphones Conversion Pin Connector 1Pair 3.5mm to MMCX Adapter/ 3.5mm to 0.78mm Adapter
Aliexpress UK
FiiO BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter. BTR11 supports the LDAC Bluetooth audio format, providing HiFi-level wireless Bluetooth sound quality, and also supports Bluetooth 5.3!
eBay
1200W Car Audio Speakers Wiring Kit 10GA Car Power Amplifier Wiring Kit 60 AMP Fuse Car Fuse Modification for Auto Vehicle Parts
Aliexpress UK