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TWNT-O2
Chip: AB5656C+IP5513(with Hall switch)
Bluetooth version: BT5.4
Transmission distance: 10m
Driver size: 13mm
Battery capacity: 300mAh(case)/33mAh*2(earbuds)
Charging time: ≤ 2H
Charging port: Type-C
Music time: about 4H
Talk time: about 3.5H
Standby time: about 80H (earbuds)
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