Ralyin Mini Size Bluetooth Receiver V5.0 Wireless Audio Music Adapter with Hands-Free Calling, 3.5mm Male and Female Output Stereo Jack for Headphones Speaker and Car Audio System

Instructions
Plug the Ralyin Receiver dongle into a wired headset or stereo system using the included 3.5 mm (male or female) audio cable and pair it with any Bluetooth device to start streaming music.

Bluetooth V5.0
The latest version 5.0 lets your headphones, speakers, and cars answer Bluetooth music from mobile phones, TVs, and computers, and get rid of the troubles of cables.

For callingIf your phone receives a call when it is connected to the Ralyin Bluetooth Receiver, simply press the function button to answer. The built-in microphone provides clear, clean voice calls anywhere.