Material:Plastic, ,silica GelMaximum Wireless Range[m]:10m-20mSound Isolating:YesCategory:Earphones & HeadphonesEarcups Type:SealedMax Output:40mwNumber Of Drivers:2Charging Method:CableHeadphone Pads Material:SiliconeMagnet Type:FerriteDriver Diameter:40mmTotal Harmonic Distortion:1%Impedance Range:Up To 32 惟Bluetooth Version:5.0Package List:User Manual,charging Cable,detachable Audio CableFeatures:Detachable Cable,active Noice CancellingCodecs:Aac,ldacWith Microphone:YesIs Wireless:YesSupport App:NoSupport Memory :YesWaterproof:NoResistance:32蠅Line Length:1mFrequency Response Range:20 - 20000hzSensitivity:102dbPlug Type:Line TypeFunction:For Internet Bar, Headphone,for Video Game,common Headphone,for Mobile Phone,hifi Headphone,sport,kids' Headphones,for Hearing Aid,for Outdoor,for ,for Sleep,for Dj,for StudyActive Noise-cancellation:YesVolume Control:YesControl Button:YesVocalism Principle:OrthodynamicWireless Type:BluetoothConnectors:UsbCommunication:Wireless+wiredStyle:HeadphoneCertification:Ce,fccOrigin:Mainland Wear Way:HeadphonesControl Way:KeyHeadphone :About 400 MahCharging Time:About 1-2 HoursAutomatic Pairing:SupportFunction1:Wireless Bluetooth HeadphonesFunction12:Bluetooth 5.0 HeadsetFunction13:Wireless Earphone For TvFunction14:Tv Headphones With AdaptorFunction15:Bluetooth Tv HeadphoneFunction16:Wireless Tv Headset With AdaptorFunction17:Headphones With MicrophoneFunction18:Gaming Headset With Bluetooth 5.0 AdaptorFunction19:Headband Tv HeadphoneFunction20:Wireless Tv HeadphonesFunction21:Rechargeable Headphone For TvFunction22:Pc Headset With MicrophoneFeature1:Kids Headset For TvFeature12:Internet Lesson HeadphonesFeature13:Wireless Internet Headset With MicrophoneFeature14:Bluetooth Internet Headphones For Tv