Can be directly connected to speakers, with power amplifier and decoding functions. (Long press the MODE button to start recording, long press the MODE button again to cancel the recording and play the recording file; exit the recording mode and long press the pause button to exit. ).
eBay
100% Original Lenovo K3 Pro 5.0 Portable Bluetooth Speaker Stereo Surround Wireless Bluetooth Speakers Audio Player Loudspeaker
Aliexpress UK
1pcs 5.0 Bluetooth power amplifier board. Output maximum power 2x15W at 16V4A. When 12V4A, the output maximum power is 2x10W. Fast and 100% assured, get the item you ordered or get your money back. Size: 7.1x4.3CM.
eBay
Bluetooth 5.0 AUX Car Adapter USB To 3.5mm Jack Dongle Cable Handfree Car Kit Wireless Car Bluetooth Transmitter Receiver
Aliexpress UK
Simulation Binding Belt Tie-up Strap for 1/14 Tamiya Trailer Timber Truck Car. Phone Tablet Type-C Data Cable Connection Line for DJI Mavic MINI 2/AIR 2 Drone. Night Flying Light LED Signal Lamp Kit for DJI Mavic Air 2 Pro Mini Accessories.
eBay
Bluetooth 5.0 Car Kit Wireless Music 3.5Mm Aux Usb Power Audio Receiver Adapter Auto Bluetooth Stereo for Car Radio Mp3 Pc
Aliexpress UK
For Mondeo MK3 2004-2007. For Focus MK2 2004-2007. - Adopt bluetooth 5.0 protocol, backward compatible with 2.0 3.0 4.0 other versions of bluetooth protocol, can support common MP3 format audio, also support for WMA, for WAV, for FLAC, and other highquality audio format decoding, nongeneral ordinary bluetooth function, can support DSD largecapacity transmission, stable data transfer between devices, fidelity, designed for music enthusiasts.
eBay
Bluetooth Audio Adapter Wireless Headphone Adapter Receiver for PS5/PS4 Game Console PC Headset 2 in 1 USB Bluetooth 5.0 Dongle
Aliexpress UK
(Car 2x20W Amplifier MP3 Player Decoder Board 12V Bluetooth 5.0 TF USB FM Radio Speaker Module. Item included: 1 x Set of Car Amplifier MP3 Decoder Board. 7) Can be directly connected to speakers, with power amplifier and decoding functions.
eBay
Baseus BA01 Aux USB Bluetooth Adapter Dongle Cable For Car 3.5mm Jack Aux Bluetooth 5.0 Receiver Speaker Audio Music Receiver
Aliexpress UK
The current is too loud. Common problem The Bluetooth-compatible signal is too weak.
eBay
mifa Portable bluetooth speaker 360° Stereo Sound 20W IPX7 waterproof wireless bluetooth 5.0 speaker 24-Hour Play time
Aliexpress UK
Can be directly connected to speakers, with power amplifier and decoding functions. Support external audio input line input (aux);. (Long press the MODE button to start recording, long press the MODE button again to cancel the recording and play the recording file; exit the recording mode and long press the pause button to exit. ).
eBay
Wireless Bluetooth 5.0 USB Dongle Adapter Bluetooth 5.4 Receiver for PC Mouse Audio Transmitter Driver Free
Aliexpress UK
At 19V4A, the maximum output power is 40W. At 24V4A, the maximum output power is 50W. No call function.
eBay
Bluetooth 5.0 Audio Receiver Wireless Bluetooth Adapter 3.5MM 3.5 Jack AUX Auto Stereo Music USB Dongle for TV Speaker Headphone
Aliexpress UK