Feature:1. [COMFORTABLE TO WEAR ALL DAY]: PC earmuffs are made of breathable and soft memory foam, wrapped in skin friendly protein leather, and are comfortable to wear all day. The ultra light headphone with adjustheadband suit different head sizes, which is suitable for call center employees.2. [PLUG AND PLAY]: The USB headset is plug and play, no driver or additional software is required, just plug the computer headset into the computer to use. This USB headset is suitable for mainstream softphones and popular software such as for Skype for Busy, for Zoom Meeting, and for Lync.3. [FLEXIBLE AND DURABLE]: The 330° flexible Mic can be easily adjusted. Accurate design, high quality materials, integrated headband structure, and high quality microphone make this call center PC headset with microphone more sturdy and durable.4. [NOISE REDUCTION MICROPHONE]: Our USB headset has a noise cancelling microphone function, and its voice clarity can meet your needs. Yexatel PC earphones can help you hear the sound more clearly, contact with customers, and enjoy high quality calls.5. [SIMPLE VOLUME CONTROL]: Easy to volume and mute control in the cord, you can quickly adjust the headphone volume and microphone mute control. The 2m headphone cable is easy to use. Its superior voice recognition microphone is very suitable for online courses, recordings, etc.How to Use:Plug and play.Specification:Item Type: USB Service HeadsetMaterial: ABS, MetalSpeaker Diameter: Φ 28 mmFrequency Response: 20-20000 HzImpedance: 150ΩDistortion Rate: Less Than 1%Sensitivity: 111 DB±3dB/Mw At 1KHzMicrophone ParametersFrequency Response: 20-20000 HzImpedance: 32ΩSensitivity: 100 DB±3dBSignal To Noise Ratio: ≥-33dBDistortion Rate: Less Than 1%Range: OmnidirectionalModel: XY-100B-1UPlug: USBTotal Length Of Wire: Approx. 2m / 6.6ftPackage