Material:PvcCategory:Earphones & HeadphonesEarcups Type:Semi-openMax Output:3mwNumber Of Drivers:2Charging Method:Charging CaseHeadphone Pads Material: Driver Diameter:8mmTotal Harmonic Distortion:0.01%Impedance Range:Up To 32 惟Bluetooth Version:5.2Package List:User Manual,charging CableFeatures:Waterproof,with Microphone, Siri Support,active Noice Cancelling,dual ConnectionCodecs:Aac,sbcWith Microphone:YesIs Wireless:YesWaterproof:YesResistance:32蠅Frequency Response Range:20 - 22000hzSensitivity:123dbFunction: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:DynamicWireless Type:BluetoothCommunication:True WirelessStyle:Ear HookCertification:CeOrigin:Mainland Wireless Headphones:Bone Conduction EarphonesName:S03 Wireless HeadphonesFeature 1:Touch ControlFeature 2:Bluetooth EarphonesFeature 3:Wireless Earphones BluetoothFeature 4:Sports Headphones And Never FallingFeature 5:Fast Shipping