Bluetooth Audio Receiver Module
It is a product with which you can control your audio output products such as speakers, headphones, etc. via Bluetooth. It is very easy to use. You can operate the product via the micro USB chassis on the product or by supplying 3.7v - 5v voltage from the + - pins. It can be connected to the jack output. You can connect your speaker, headset or similar product to it. Then, you can connect to the Bluetooth device named XY-BT without a password and play music from the product.
Used only for music output. Does not produce sound during phone calls