Model: VK-TWS-11
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Technical Specifications
Bluetooth version: 5.3
Chipset:JL6973
Audio codec:AAC / SBC
Working distance:≥10 meter (open space with no obstacle)
Speaker：φ13mm
Frequency range: 20Hz-20000Hz
Battery capacity for earbuds:25mAh
Battery capacity for charging case:230mAh
Playing time：4-5 hours
Standby time(Earbuds)：120 hours
Charging time for earbuds:1H
Charging time for case:2H
Charging input：5V 230mA
Charging interface: type-c
Size:mm
Weight: g