How to charge HolyHigh EA7 headphones
How to charge Earbuds (HolyHigh EA7)
After you open the package for the first time use, please tear off the insulation film on HolyHigh EA7 earbuds, then charge the earbuds and charging case via USB charging cable for at least 10 minutes; do not take out the earbuds during this period.
Read more: Instructions - HolyHigh EA7 earbuds. Turn On, how to control...
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