If you link the best side first, the left side can immediately link to the best side.If link the left earphone first, the left side will not vehicle link to the right.If you want to restore the two headphones paring each other, the operation is as follows:1. Put the headset back into the charging box for a while, then take the two headphones together and take them out again.
ONE-STEP PAIRING - No complex operations need, simply take the earbuds out of the charging box and it will automatically pair with your phone via Bluetooth connection, which brings a lot of convenience for the later use; What's more these two earbuds can pair with two phones at the same time separately
INCREDIBLE SOUND QUALITY - Adopting advanced Bluetooth 5.0 technology and speakers made with double-layer Graphene, Mindkoo aims for delivering a stable and enduring sound that you will not tired of listening
SECURE FIT & SWEATPROOF- Featuring ergonomic design with wing attachment, never do they fall down or interfere your exercise, as they are totally wireless with connection range up to 33ft; Rating at IPX6 waterproof to ensure the earbuds not damage from sweat or falling out from your ears
KEEP RUNNING WITH YOUR EARBUDS- A single charge of the earbuds lates up to 3 to 4 hours using, and the charging box extend that to 60 hours, thanks to its 2200mAh capacity, which makes the total using time up to one month, based on 2 to 3 hours use per day
WARM & FRIEND CUSTOMER SERVICE - Every Mindkoo product procides a 30-day money back guarantee and a 18-month replacement warranty. Our technical service will respinse 24/7, please feel free to contact us