The Jabra Evolve 40 Stereo is a professional headset for greater productivity and amazing sound for calls and music, Integrated busylight, Amazing sound, Connect using USB or 3.5mm jack

• The Evolve 40 has Passive Noise-Cancellation. Simply wear the headset to eliminate high-frequency noise, such as human voices - all thanks to the specially designed ear cushions

• Jabra Intelligent Call Transfer - Easily transfer your Skype for Business and Lync pc calls to your smartphone using 'Jabra Intelligent call transfer (JICT)'. Ideal for when you need to head out the office door or move away from your desk

• The 3.5mm jack lets you connect to your personal device - such as a smartphone or tablet - to work or listen to music wherever you are

• Busy light automatically turns on during a call to let others know the person is busy. Users can also activate it manually to signal that they don't want to be disturbed

• Passive Noise-Cancellation - Simply wear the headset to eliminate high-frequency noise, such as human voices - all thanks to the specially designed ear cushions. We Jabra calls this 'passive noise-cancellation'

• All Jabra USB headsets and speakerphones work with all the most popular online voice call services

• Jabra products work out of the box and allow you to combine perfect sound quality with great comfort