SPECIFICATIONSActive Noise-Cancellation: YesBattery Capacity[mAh]: 1200Bluetooth Version: 5.3Brand Name: LSCategory: Earphones & HeadphonesCertification: CE,FCC,RoHSCharging Method: Charging caseChoice: yesCodecs: AACCommunication: WireLessConnectors: Type cControl Button: YesEarcups Type: Semi-openFeatures: Waterproof,With microphone,Active Noice CancellingFunction: for Video Game,Common Headphone,for Powersports,HiFi Headphone,Sport,For Office,For StudyHigh-concerned chemical: noneImpedance Range: from 33 to 100 Is wireless: YesMaterial: ABS,PlasticMaximum wireless range[m]: 10m-20mOrigin: Mainland ChinaPackage List: User Manual,Charging caseResistance: 32Sensitivity: 123(123)Sound Isolating: YesStyle: Tws in-ear headphonesSupport APP: YesSupport Memory Card: YesVocalism Principle: OtherVoice assistant built-in: YesVolume Control: YesWaterproof: YesWireless Type: BluetoothWith Microphone: Yes Specification Bluetooth version: 5.3 Charging time: about 1.5 hours Battery capacity: earphone 35 mAh Charging case 350 mAh Transmission distance: 10 meters Charging voltage: DC5V/1A Size: 6.5cm*4.5cm*2cm Material: ABS Quantity: 1 The package includes: 1* Bluetooth headset 1* Charging cable 1*Instruction manual