JABRA EVOLVE 20 UC Stereo USB Headband Noise cancelling USB connector with mute-button and volume control on the cord

The Jabra Evolve series is a professional range of headsets designed to improve concentration and completions. Premium noise cancellation technology gives you peace to work in a noisy, open office; effectively creating a concentration zone around you so you can stay focused.
Product Description: Jabra Evolve 20 UC stereo - headset - USB | Product Type: Headset - wired - USB | Recommended Use: Computer - communication | Headphones Form Factor: On-ear | Connectivity Technology: Wired | Sound Output Mode: Stereo | Sound Effects: Crystal Clear | Audio Specifications: Frequency Response 150 - 7000 Hz - Sensitivity 93.6 dB | Impedance: 32 Ohm | Max Input Power: 5 mW | Microphone: Boom | Microphone Technology: Electret condenser | Controls: Mute, volume, answer/end | Manufacturer Warranty: 2-year warranty