Material:Plastic,silica GelVoice Assistant Built-in:NoMaximum Wireless Range[m]:10m-20mNfc Technology:NoSound 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,detachable Audio CableFeatures:With Microphone,detachable Cable,active Noice CancellingCodecs:Aac,sbcWith Microphone:YesIs Wireless:YesSupport App:NoSupport Memory :YesWaterproof:NoResistance:32蠅Line Length:1.2mFrequency Response Range:20 - 20000hzSensitivity:108dbPlug 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:NoVolume Control:YesControl Button:YesVocalism Principle:OrthodynamicWireless Type:Bluetooth,noneConnectors:3.5mmCommunication:Wireless+wiredStyle:Over The EarCertification:Ce,fcc,rohsOrigin:Mainland Wear Way: -mountedCable Length:About 1.2 MeterConnect Port:3.5mmBass:SupportFestivals:YesHousewarming:YesAdvertising Promotions:YesBusiness Gifts:YesOpening Ceremonies:YesGame:YesFunction 1:Noise Cancelling HeadphonesFunction2:Hifi Sound HeadsetFunction3:Stereo EarphoneFunction4:Gamming HeadphonesFunction5:Headband Earphone For Feature 1:Wireless HeadphoneFeature 2:Bluetooth V5.0 HeadsetFeature 3:With Hd Microphone HeadsetFeature 4:Foldable HeadphonesFeature 5:Smart Noise Reduction DesignFeature 6:For Kids GiftFeature 7:Student Headphones For Learn