Material:PlasticCategory:Earphones & HeadphonesFrequency Response Range:-hzActive Noise-cancellation:YesVolume Control:YesControl Button:YesVocalism Principle:DynamicWireless Type:BluetoothCommunication:WirelessStyle:In-earCertification:Ce,fcc,rohs,ulOrigin:Mainland Is Wireless:YesVocalism Principle:DynamicVolume Control:YesControl Button:Yes Indicator:Digital DisplayCommunication:WirelessFunction:Noise Cancelling, MicrophoneCord Length:WirelessWaterproof Standard:Ipx-5Active Noise-cancellation:NoProduct Name:Type- C Earphones Keywords:Handfree EarbudsChipset:Jlchip5.1Material:AbsBt Distance:10 MetersWorking Time:About 5hoursStandby Time:20days(charging Box)Charging Time:About 1hourEarbuds Size:41*15mmCertification:Ce/rohs/fcc/msdsStyle:Tws (true Wireless Stereo)Use:Portable Media Player, Mobile Phone, Computer, Dj,Use2:For Ipod, Hifi HeadphoneUse3:Professional, For Internet Bar,Use4:Gaming, Sports, Travel,