Keep your hands off the phone using this headset. You can increase productivity by working on your computer, taking notes, and handling other tasks - hands-free - while talking to your customers. Enjoy the benefits of completing calls faster and with less likelihood of errors. This headset model offers a substantial increase in comfort and productivity over a handset. The most cost-effective headset solution.

Features:

• It is comfortable wear, compact appearance, human engineering design. Can be uninterruptible using.
• External volume control, up to 25 levels digital volume control for the headset speaker.
• External intelligent mute button with LED indicator.
• 150ohms speaker, to ensure the perfect voice quality.
• Noise proof microphone, to increase the voice clarity.
• It is compatible for the most telephones in call center.
• No need the installation driver, auto identify, support hot plug
• The headset clip can be stretched freely and comfortable wear
• Superior quality sound with the flexible adjustable noise cancellation microphone.
• Microphone type: electret condenser microphone(ECM)
  
• Microphone sensitivity: 40db±3db
  
• Microphone voltage: 2.0v
  
• Receiver impedance: 150±10 ohm