Bluetooth stereo microphone, then wheat mobile power Bluetooth Audio

1. Card function 2. LINE IN audio output function 3. 4. Mobile power functions (capacity 3000MA, 18550 * 2) 5. Function explain: function key three-button design 1. Press the button to increase the sound Short press the button to the previous song. 2. The middle button to pause / play / answer and hang up keys. 3. Long press the button to reduce sound, short press the key for the next song. 6. Speaker power road 3W (Speaker diameter 40MM)