Model: VK-TWS-12
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Technical Specifications
Bluetooth version: V5.3
Chipset:JL6973D4
Audio codec:SBC/AAC
Working distance:≧10meter
Driver size: 8mm
Frequency range: 20Hz－20KHz
Battery capacity for earbuds:30mAh
Battery capacity for charging case:400mAH
Battery type: Lithium-ion polymer battery
Working time on one charge:4H
Total working time with charging case: 24H
Charging time for earbuds:1H
Charging time for case:1.5H
Bluetooth frequency range:100Hz－10KHz
Charging interface: type-c
Size:58*48*27mm
Weight: 43g