(B) Launch mode use: A red LED flashes to indicate that it has switched to transmit mode. In the launch mode, the product will automatically search for other Bluetooth receiving devices that have been turned on (such as Bluetooth headset, Bluetooth speaker, Bluetooth receiver, etc.).
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Douk Audio P1PLUS Bluetooth Tube Preamp USB DAC Headphone Amp with VU Meter support DSD256
Aliexpress UK
Bt transmitter receiver: ① Transmitter mode - transmits audio from non-Bt audio sources (TV, computer, CD/DVD player, etc.) to Bt headphones/speakers via 3.5mm audio cable. (Only audio can be transferred, not video or files).
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HiBy R3 II 2025 / R3 Gen 2 Music Player Bluetooth 5.1 WiFi MQA16X DSD256 Web Radio USB Audio Dongle
Aliexpress UK
NFC※Bluetooth 5.2 Receiver Wireless 3.5mm Jack AUX to 2 RCA Audio Stereo Adapter. Bluetooth Aux Adapter Transmitter Receiver 3.5mm with Airplane Headphone Jack UK. Car Universal Wireless Bluetooth BT Receiver Audio Screen Adapter Handsfree Aux_.
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110/220V 2000W Bluetooth 5.0 Audio Power Amplifier Home Theater Amplifiers amplificador Audio
Aliexpress UK
Supports all with AUX input of the car stereo! - Play your smartphone and other devices with Bt products to music on, you can make your way through the wireless from your car stereo to play back synchronized to music on your smart device!
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Bluetooth 5.3 Audio Receiver 3.5mm AUX RCA USB U-Disk Stereo Music Wireless Audio Adapter For PC TV
Aliexpress UK
Function: three in one audio receiver transmitter. Transmitter mode: red LED lights up. 1 5.0 Bluetooth receiver transmitter. Insert one end of the 3.5MM audio cable into the AUX connector of the adapter, and the other end into the audio output hole of the TV, projector, tablet, MP3, CD player and other devices or the RCA audio signal output hole of the TV;.
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1Pcs 3WBluetooth Audio Receiver Board Bluetooth 5.1 MP3 Lossless Decoder Micro USB 3.5mm Audio
Aliexpress UK
The UGREEN Bluetooth Aux Adapter turns your car or home stereo into a Bluetooth-enabled system, delivering high-quality audio and phone calls with a stable 10m connection. Compatible with Bluetooth 5.3, this adapter ensures crystal clear sound and easy integration without the need for complex setups. Perfect for enjoying music and navigation audio through your existing stereo, itâs the ideal solution for retrofitting older systems or enhancing modern ones.
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MH-MX38 Wireless Bluetooth Audio Module 5V MICRO USB Type-C Stereo Audio 5W+5W Amplifier MP3
Aliexpress UK
ThisUSB Bluetooth 5.3 Adapter is the perfect solution for anyone looking to upgrade their PC or car audio setup withwireless connectivity. Wireless Audio Receiver & Transmitter: Supports bothaudio receiver andtransmitter functions, allowing you to send and receive audio wirelessly from yourPC ,desktop speakers, orcar.
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Signature Audio Decoder Dual AK4499EX DAC QCC3084 Bluetooth 5.4 HIFI Audio Decoder AMANERO USB
Aliexpress UK
Dog Flirt Pole Teaser Wand Training Exercise Made for Fun and Exercise. 5.8GHz Wireless Android Auto Adapter Carplay Adapter USB Car Dongle Connect Box. 2 in 1 Wireless Android Auto Adapter Carplay Adapter USB Car Dongle Connect Box.
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F. AUDIO M20 HiFi Blutooth Music Player USB DAC ESS ES9039Q2M DAC Headphone Amplifier Audio Decoder
Aliexpress UK