Dimensions: 155 x 32 x 178 mmModel: Blackwire 3220ÐåñéãñáöÞ ðñïúüíôïò: 77Z30AAWeight: 119 gColour: BlackHeasdet Frequency Response: 100 Hz to 10 kHzLighting: NoneManufacturer: HpHeadset Noise Cancellation: NoMicrophone Noise Cancellation: YesRechargable Battery: NoSound Output: StereoSpecial Characteristics: USB Type-C/A via adapterSuggested Use: OfficeWireless Connection: NoneWired Connection: USB-CType: On EarMicrophone Sensitivity: 10 dB SLRDesigned For: PCDesigned For: MobileDetachable Microphone: NoMicrophone Impedance: 32 ohmHeadphone Sensitivity: 6 dB RLRÅããýçóç Åðßóçìçò ÅëëçíéêÞò Áíôéðñïóùðåßáò Part Number ÊáôáóêåõáóôÞ: 77Z30AA