DescriptionThe HP  Headset for call center brings comfort and versatility for your audio  needs. High quality anti-rocking and low interference PU earphone cable,  clear voice communication, ensure efficient information transmission.  Multi-platform compatibility, PC, Mac.     Features High quality anti-rockingLow interference PU earphone cableClear voice communicationRotatable Ear CupsFor PC or MacSpecificationsSoundStereoFrequency response20 Hz - 20 KHzSpeaker size30 mmSpeaker sensitivity120 dB ± 3 dBSpeaker impedance150 Ω ±15%Microphone typeOmnidirectionalMicrophone size6x5 mmMicrophone sensitivity-38 dB ± 2 dBConnectorsUSBCable length2.1 m