Headphone Battery Replacement ( battery 200 mah to 1000 mah)

in this video am going to upgrade my headphones by replacing the small capacity battery (200 mah/with an other one much better (1000mah)same voltage, you can do the same, you need just enough space for battey, and also respect the same type and voltage for your original battery
hope you will enjoy
the link for battery:
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