This entry level headset is a dual ear noise-cancelling headset superb sound and a click-stop headband for difference head sizes and comfortable wearing. The dual speakers are ideal for those who need to give their full attention to calls, the binaural sound creates strong concentration environment and can help to block out distractions. The noise cancelling microphone arm rotates 330 degrees so you can wear the headset on either ear for the comfort that suits you. This light weight design makes it the ideal headset for any office & call centre. This headset has a quick disconnect connector and comes with the USB bottom cord which is for use with softphones, laptops,and computers.