SONY WH-1000XM4C Over-Ear Headphones, Black

PowerUSB Type-C charging port: YesRequired charging power (max): 7.5 WRequired charging power (min): 2.5 WWeight and dimensionsProduct weight: 253 gPerformanceWearing style: HeadbandHeadset type: StereoFoldable: YesProduct type: HeadsetProduct colour: BlackLED indicatorsChargingCharge levelPackaging dataWeight including packaging: 692 gPackaging contentsAC adapter: NoCables: Audio (3.5 mm)Carrying case: YesPorts and interfacesBluetooth: YesFrequency band: 2.4000 - 2.4835 GHzConnectivity technology: Wired and wirelessBluetooth profilesA2DPHSPAVRCPHFP3.5 mm connector: YesUSB connector: USB Type-CBluetooth version: 6.0BatteryBattery technology: Lithium-Ion (Li-Ion)Fast charging time: 3 minBattery voltage: 3.7 VCharging time: 3 hMusic playback time: 34 hBattery-powered: YesFast charging: YesBattery capacity: 930 mAhSupported battery type: Built-inMicrophoneMicrophone type: Built-in microphoneHeadphonesHeadphone sensitivity: 106 dBImpedance: 40 ΩFrequency range: 4 - 20000 HzHeadphone design: CircumauralDriver diameter: 4 cmNoise cancellation: Yes

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