Premium NC Bluetooth Headphones with Active Noise Cancellation - Wireless Over-Ear Headset, Foldable Design, HiFi Sound & Deep Bass - Built-in Mic for Music, Travel & Work (Ideal for Commuting, Office & Gym)

Style:HeadphoneVocalism Principle:Hybrid technologyControl Button:YesActive Noise-Cancellation:YesCommunication:WirelessVolume Control:YesSensitivity:108dBWireless Type:BluetoothIs wireless:YesLine Length:0.8mSupport APP:NoFunction:for Video GameFunction:For Mobile PhoneFunction:HiFi HeadphoneFunction:SportPlug Type:Line TypeConnectors:3.5mmCodecs:AACSupport Memory Card:NoResistance:16ΩWaterproof:NoFrequency Response Range:20 - 20000HzWith Microphone:YesColor:Black Red BlueBattery Capacity:400mAhWorkingTime:30hours The manual was 10 hours, but it actually reach 20-30 hours