5.4 Bluetooth version, fast connection, no delay, no stalling. Bluetooth adapter 1. Wireless protocol :AVRCP, A2DP, HFP. 3.5mm audio cable is used to connect the product to the device. AUX audio cable connection, everything is so simple.
eBay
Plug-and-Play Wireless Bluetooth: Simply plug in the Bluetooth adapter to enable Bluetooth connectivity for older computers, allowing you to enjoy wireless audio playback effortlessly. l Function: Bluetooth Adapter.
eBay
BT Version: 5.3. This Blue Tooth USB Adapter uses CVC and blue tooth 5.3 technology, which improves the sound quality and reliability of your wireless connection. They ensure noise and interference-free audio transmission for your devices.
eBay
Bluetooth 6.0 Receiver for Home Stereo AUX Adapter for HiFi Music Streaming Wired Speakers with AUX 3.5mm/RCA Long Range,Low Latency and HD Audio Dual-Connection Features: 1. Upgrade To Bluetooth 6.0: The Sound Quality ls Clear Equipped with high-performance Bluetooth 6.0 chip, it respondsquickly No distortion duringtransmission,faster Increase musicfidelity, transparent and loud sound effects. 2. Dual Device Link: Old speaker/amplifier upgraded to Bluetooth, supportingsimultaneous connection of two phones Enjoy a new wireless music experience. .
eBay
Bluetooth: Bluetooth 5.0. 1 x Car Transmitter. Current: 3.1A(Dual USB). Dual USB ports for Max. Built-in noise-cancelling microphone provides clear and high quality sound when making a phone call.
eBay
TP-Link UB5A Nano Bluetooth 5.3 USB Adapter – Long Range Bluetooth Dongle for Windows 11/10/8.1/7. The TP-Link UB5A Nano USB Adapter instantly adds Bluetooth 5.3 capability to your PC or laptop, allowing you to connect multiple devices with ease.
eBay
Dual Streaming - Support two headphones wireless HIFI audio simultaneously with Qualcomm aptX Low Latency technology. Thinnest Design - The thinnest Bluetooth wireless audio adapter with only 5mm thick body exclusively for the Nintendo Switch.
eBay
3 in 1 Transmitter Receiver: The USB Bluetooth 5.0 audio transmitter receiver can transmit audio from non-Bluetooth audio sources (TV, PC, MP3, CD player or book reader, etc.) to Bluetooth headsets and speakers.
eBay