Method of use for both ears
Remove a pair of headphones from the charging stand
2. Press for about 3 seconds at the same time until the red and blue lights of the two earphones flicker
3. After a pause of 1 second, press the 2 buttons on the right hand earphone quickly and wait 5-10 seconds
4. One of the lights goes out and the other flickers so that the two are connected successfully
5. Turn on the bluetooth scan at this time, and you will find tws-i7 or i7-tws
6. Click connect - match successfully - start to enjoy music! 

(note: the above operation order is to connect the earphones together before turning on the mobile phone bluetooth search, the order should not be reversed to avoid operation error. Another: after using out when the phone click bluetooth to cancel the pairing, then just long press the switch of the flashing light.

I7 bluetooth headset i7s TWS bluetooth headset i7 wireless bluetooth headset with charging bay