Style: In-ear
Waterproof Standard: IPX-5
Material: ABS+PVC
Working time: 3-5hours
Battery capacity: 250mAh
Bluetooth Standard: 5.0
Package size: 10* 10* 5cm
Function: Waterproof, Noise Cancelling, Microphone, Wireless Charging
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Fax :+852 2402 8858 *****************************