Brand: ZINGBIRD

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LED Power Display and 50H Playback:The number on case will flash when the case is being charged,and the earbuds charging display will from down to up when earbuds are being charged and will disappear when earbuds are fully charged. Earbud can be used for 5 hours on one charge.The case can provide extral 4 times full charge for earbuds.So,each earbud can be used individually in turn for total of 50Hrs. With dual digital power display,easy to know the remaining power while open or close the case.
Wireless and Type C Charging support: Charging case of these X15 wireless earphones support USB C charge and wireless charging. For wireless charging, just put the case on wireless charging pad and keep the led display facing up. For USB C charging, just use the usb c cable we provided and a charging adapter to charge the case. Both charging method just need 1 hour to charge the case with full 100% power.