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True wireless headphone K40
· High performance true wireless earbuds.
· Only one step pairing and smart touch control.
· Refined metallic spin ring design.
· Comfortable, fit and secure for movement.
- Parameters
· High performance true wireless earbuds.
· Only one step pairing and smart touch control.
· Refined metallic spin ring design.
· Comfortable, fit and secure for movement.
Bluetooth chipset：V5.3
Bluetooth profiles：HSP,HFP,A2DP and AVRCP
Working distance：10m（Barrier-free distance）
Driver unit：8mm*2
Sensitivity：106dB
Music working time：2.5 hours
Battery：45mAh*2
Charging battery：500mAh
Earphone weight：4.6g*2
Earphone size：24*18*23mm
Charging case size：79*39.5*32.4mm
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