Material:PlasticCategory:Earphones & HeadphonesEarcups Type:Semi-openNumber Of Drivers:2Charging Method:Charging CaseHeadphone Pads Material:SiliconeMagnet Type: Driver Diameter:8mmTotal Harmonic Distortion:1%Impedance Range:Up To 32 惟Bluetooth Version:5.1Package List:User Manual,charging Case,charging Cable,replaceable Pads SetFeatures:Waterproof,with Microphone, Siri Support,active Noice Cancelling,dual Connection,playback ControlCodecs:Apt-xWith Microphone:YesIs Wireless:YesSupport App:NoSupport Memory :NoWaterproof:YesResistance:32蠅Line Length:0mFrequency Response Range:20 - 20000hzSensitivity:120dbPlug Type:NoneFunction:For Internet Bar, Headphone,for Video Game,common Headphone,for Mobile Phone,hifi Headphone,sport,kids' HeadphonesActive Noise-cancellation:YesVolume Control:YesControl Button:YesVocalism Principle:DynamicWireless Type:BluetoothConnectors:NoneCommunication:True WirelessStyle:HeadphoneCertification:CeOrigin:Mainland