1. The music bluetooth scarf is designed to be reused and it is washable. Therefor the icon panel on the hat is not fixed to the buttons. If you the icons do not match the control buttons, please manually adjust them.
2. The control panel is perfectly positioned if you see full indication light from the light window.
3. Press the ON/OFF button for 2.5seconds, the device is open once "BLUE" LED slowly flash. Press 2.5 seconds again, device close.
4. Due to different bluetooth module, you may search one of the bluetooth name: "bluetooth Hat", "Call me" on the bluetooth device list of your smart phone, no password needed.
5. Make sure you enable both call audio and media audio on your bluetooth set up menu on your phone.
6. You might have to manually adjust the hat to find the Micro USB charging port because the bluetooth hat is washable.