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knowza manuals

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Wireless Bluetooth V5.0 Earbuds Earphone-Complete Features/User Guide

May 19, 2022

Wireless Bluetooth V5.0 Earbuds Earphone Specifications Bluetooth version: V5.0 Call time: About2-3H Music Play Time: About 4H Battery: Polymer lithium battery Battery capacity：250mAH Charging voltage： DC5V Charging Current：300mA Charge time：…