Bluetooth Wireless Headphones Sleep Eye Mask Headset Soft Elastic Comfortable Sports Headband Bluetooth Music Earphone

usage method:

1. Press and hold the Bluetooth headscarf for 5 seconds to turn it on (the key in the middle)

2. Turn on the mobile Bluetooth device

3. Select the Bluetooth name as "BT-01"

4. Select "Confirm" pairing

5. Press the middle button of Bluetooth headscarf to "play"

6. "+" key is the next song

7. "-" key is the previous song

8. Double-click the middle key to make a call

9. Press and hold power off