SONRU Bluetooth 5.3 Transmitter Receiver, 2-in-1 Airplane Wireless Bluetooth with LED Display, Double Connection Receiver 3.5mm Aux Audio Adapter with RCA Cable, for Flight/TV/PC/Car/Gym. 2-in-1 Bluetooth Transmitter Receiver: SONRU bluetooth adapter for tv combines TX and RX modes into one.
eBay
Car BT5.0 Bluetooth Receiver Transmitter 3.5mm AUX Jack Stereo Music Audio Car Kit Speaker Amplifier Wireless Adapter with Mic
Aliexpress UK
Bluetooth transmitter mode -> add Bluetooth function to your TV, PC, etc. Stream audio to Bluetooth headphones/ speakers. Receive audio wirelessly from any Bluetooth audio device. How to Use ： Connect the device with a 3.5mm interface, press and hold the power switch for 3 seconds.
eBay
LUSYA Modified SI4732 Radio And Bluetooth Stereo Transmitter Module Using Software Version CEC0.5 For Quansheng UV-K5 K6
Aliexpress UK
Car Bluetooth Player : The FM transmitter streams music directly from your phone to your car audio system via Bluetooth connection. Bluetooth 5.0 chip and advanced noise reduction technology ensure good sound quality.
eBay
Car Bluetooth Receiver Transmitter BT5.0 3.5mm AUX Jack Stereo Music Audio Car Kit Speaker Amplifier Wireless Adapter with Mic
Aliexpress UK
2-in-1 Bluetooth 4.2 Transmitter & Receiver - Wireless Audio Adapter for TV/Car/Speaker w/ 3.5mm Aux". Modes: Transmitter (TV/PC → BT) & Receiver (Phone → Car/Speaker). RX-TX-10 Bluetooth 4.2 Transmitter/Receiver - 2-in-1 Wireless Audio Adapter for TV, Car, PC - Low Latency, 10H Battery.
eBay
SI4732 Modified Radio And Bluetooth Stereo Transmitter Module +2X2M Chip Multi-System Support For Quansheng UV K5 K6
Aliexpress UK
Enjoy wireless audio streaming in your car with this Bluetooth FM transmitter. This portable transmitter is designed to work with Apple, LG, Samsung, Huawei and other smartphones. The Bluetooth transmitter features a display port audio output and is available in black colour.
eBay
Bluetooth Receiver Transmitter Remote Control Stereo Music 3.5mm AUX Jack RCA TF Card Wireless Audio Adapter for Car Kit TV PC
Aliexpress UK
Support FM full-frequency transmitter 87.5-108.0MHZ. Bluetooth answer, hang up, reject, redial and other functions. Support Bluetooth stereo music playback. Built-in microphone, support Bluetooth hands-free communication can be safe hands-free to answer the phone.
eBay
Bluetooth Audio Transmitter Module Board KCX_BT_EMITTER 4.1 Stereo Multi-function KCX_BT010
Aliexpress UK
Bluetooth version 5.0, no lag, more stable and rapid response, improving vehicles without Bluetooth function. Bluetooth version: 5.0. AUX connection: Use a 3.5mm audio cable to connect the radio and Bluetooth device together.
eBay
4 In 1 USB Bluetooth Audio Transmitter Receiver 3.5MM AUX RCA Stereo Wireless Adapter Sound Card Dongle With Mic For PC TV Car
Aliexpress UK
Turn on the Bluetooth earphones or Bluetooth speakers and make sure they are in Bluetooth pairing mode. Wait for the adapter to automatically pair with Bluetooth headphones or Bluetooth speakers. Then, you can play music on your computer or TV, and the sound will be transmitted to Bluetooth headphones or Bluetooth speakers.
eBay
USB Bluetooth 5.0 Transmitter Receiver Stereo Bluetooth RCA USB 3.5mm AUX For TV PC Headphones Home Stereo Car HIFI Audio
Aliexpress UK