(Upgraded) 2 Pack AUX Bluetooth Adapter for Car, 2 in 1 Bluetooth 5.4 Receiver Transmitter for Car with Display Screen, Handsfree Calls, Wireless Audio Receiver for Home Stereo, Headphones

Bluetooth 5.4
Version: The latest Bluetooth 5.4 technology allows for 33 feet long range transmission and stable connection, giving you a pleasant music environment while driving.
Built-in HD Microphone: This Bluetooth aux adapter has a built-in HD microphone; just press the power button to answer or hang up, pause or play music, with no need to operate the phone interface, so you can drive safely.
Enjoy High-Quality Music: The Bluetooth receiver converts non-Bluetooth devices into Bluetooth devices for wireless connection, allowing you to enjoy high quality music anytime. Suitable for cars, speakers, stereo systems and headphones.
Plug and Play: Bluetooth car adapter auxiliary design with ON/OFF switch; when you turn on the switch, it will automatically enter the pairing mode, very easy to use.
Premium Portability: The size of this transmitter is very mini; you can carry this adapter with you, and when you need it, you can easily take it out and use it immediately.
Note: Before using the product, it must be fully charged. When establishing a Bluetooth connection, make sure there are no intervening obstacles like walls. If there are, the Bluetooth connection could become unstable or not work at all. (iPad 1st/2nd generation headphones are not compatible. )