Jabra Biz 1500 Mono - Professional UC Wired Headset Great sound, with noise cancelling microphone and HD voice to deliver professional sounding calls Robust, entry-level design that is easy to use, with all essential features All-day comfort, with foam cushions to keep ears cool and a flexible boom arm that safely rotates 270 degrees Easy to use, right out of the box Quick Disconnect version for easy desk phone connectivity