UGREEN CM279 Audio transmitter, AUX, Bluetooth 5.0 aptX 70304

It has a built-in microphone that allows you to talk safely while driving.
Allows two phones to be connected at the same time.
It has a built-in battery.
The battery allows you to play music for 9 hours, while in standby mode it can work for 300 hours.
Range up to 10 meters.
Bluetooth 5.0.
AUX, Audio Receiver
Placement in the Sound System.