Features 1.Noise Cancelling Communication - The call center headset comes with dual speaker design to keep noise outside to create a clear communication. 2.Comfortable Wearing - Earmuffs support 330 rotation which makes it suitable for head of different sizes to give you a comfortable wearing. 3.Hearing Protection - There is a in-line scroll which helps you adjust volume freely to protect your hearing. 4.Mute Function - A mute button in the in-line button allows you to power on/ off the microphone to make it more convenient to use. 5.Super Long Cable - Super long cable up to 2.5m allows you to take files that a little far away from you while answering a call to solve problems for customer immediately and more quickly. Specification This call center USB headset helps you communicate with customers clearly and conveniently for better customer service. Dual speaker design isolates noise effectively to give a face-to-face communication effect. And 330 rotary earmuffs make wearing so comfortable that you will not feel fatigue or pain after long time wearing. Furthermore mute button allows you to power on/ off the microphone for more convenient use.Features:Noise Cancelling Communication - The call center headset comes with dual speaker design to keep noise outside to create a clear communication.Comfortable Wearing - Earmuffs support 330 rotation which makes it suitable for head of different sizes to give you a comfortable wearing.Mute Function - A mute button in the in-line button allows you to power on/ off the microphone to make it more convenient to use.Hearing Protection - There is a in-line scroll which helps you adjust volume freely to protect your hearing.Super Long Cable - Super long cable up to 2.5m allows you to take files that a little far away from you while answering a call to solve problems for customer immediately and more quickly.Universal Compatibility - This call center USB headset can be plugged into a computer telephone desktop box and other devices.Specifications:Product type: USB Call Center Headset with MicrophoneCable length: approx. 2.5mEarmuff rotation: 330Microphone: YESImpedance: 150Dual speaker design: SupportSensitivity: 100dBHeadset cable material: PUSuitable: For computer telephone desktop box other devicesPackage size: approx. 19 * 14.2 * 3.8 cm/ 7.5 * 5.6 * 1.5 inPackage weight: 198g/ 7.0ozPackage List:1 * Call Center USB Headset1 * English User Manual Package List