Material:PlasticCategory:Earphones & HeadphonesNumber Of Drivers:2Charging Method:CableHeadphone Pads Material:SiliconeMagnet Type:FerriteDriver Diameter:10mmTotal Harmonic Distortion:1%Impedance Range:From 33 To 100 惟Bluetooth Version: Features:With MicrophoneWith Microphone:YesIs Wireless:NoSupport App:YesSupport Memory :NoWaterproof:NoResistance:16蠅Line Length:1.2mFrequency Response Range:20 - 20000hzSensitivity:100dbPlug Type:L BendingFunction:Kids' Headphones,for Hearing Aid,hifi Headphone,for Mobile Phone,common Headphone, Headphone,for Video Game,sport,for Internet BarActive Noise-cancellation:NoVolume Control:YesControl Button:YesVocalism Principle:DynamicWireless Type:BluetoothConnectors:3.5mmCommunication:WiredStyle:In-earCertification:Fcc,rohs,ceOrigin:Mainland Feature 5:EarphonesFeature 10:HeadphonesFeature 11:Fone De OuvidoFeature 12:Fone De Ouvido Sem FioFeature 14:EarbudsFeature 17:Hearing AidsFeature 18:AudifonosInterface Version:Type-c, 3.5mm