Over-ear headphone, comfortable to wear.It helps you communicate with customers clearly for better customer service.Mute function: you can power on/off the microphone for more convenient use.Item Name: Call Center HeadsetMaterial: ABSHeadphone Cable Material: Faux LeatherPlug: Single 2.5mm/Single 3.5mm/Dual 3.5mm/RJ9/USB (Optional)Wearing Method: Head-mountedWhether Wireless Headphones: Nowith Microphone: YesImpedance: 150ΩFeatures: Over-Ear, Comfortable to Wear, WiredHorn Diameter: 28mm/1.1" (Approx.)Cable Length: 250cm/98.43" (Approx.)Size: 17cm x 13cm x 5cm/6.69" x 5.12" x 1.97" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Call Center Headset