Description: This call center headset helps you offer better customer services. Noise cancelling function helps isolate noise to make sure a super clear sound. And the 360° rotary earmuffs and stretchable headband provide you with a comfortable wearing. Furthermore, built-in nylon wires and copper wires prevent sound from loss. Features: Noise Cancelling - The call center headset comes with noise cancelling function to keep background noise outside to create a clear communication. Lossless Sound - Nylon wires and copper wires ensure the completeness of sound without loss to avoid missing messages. Comfortable Wearing - 360° rotary earmuffd and stretchable headband give a comfortable wearing without no fatigue or pain after long time wearing. Super Long Cable - Super long cable allows you to take files that a little far away from you while answering a call to solve problems for customer more quickly. Universal Compatibility - This Telephone Headset with microphone can be plugged into computer, telephone, desktop box and other devices to achieve clear and smooth communication with no stuck. Super Durable - Precision design and high quality material make this call center headset very durable and reliable. Specifications: Product type: Call Center Headset Microphone: YES Impedance: 150Ω Earmuff rotation: 360° Headband: Stretchable Suitable: For computer, telephone, desktop box, other devices Plug: Crystal plug, 2.5mm plug, 3.5mm plug, dual 3.5mm plugs for your choice Package size: approx. 19 * 14.2 * 3.7 cm/ 7.48 * 5.59 * 1.46 in Package weight: 150g Package List: 1 * Call Center Headset 1 * User Manual