Poly EncorePro HW530D Headset - Mono - Quick Disconnect, USB - Wired - Over-the-ear - Monaural - Ear-cup - Noise Cancelling Microphone - Noise Canceling - Black

Features Quick Disconnect connector Ear-cup design provides optimum comfort and noise isolation Noise cancelling microphone technology ensures easy, convenient listening and talking with maximum sound transfer efficiency Over-the-ear earpiece design cradles the ears giving you the confidence to move around Flexible Microphone feature for better usability and increased efficiency The HW530D headset provides plenty of freedom with wired connectivity Call Center application/usage offers maximum reliability with dependable performance Your voice will be heard loud and clear with the boom microphone design to ensure maximum Headset usage efficiency Great for Audio/Visual Labs, Assisted Listening Systems and more that have a Mono jack for non-stereo use Provides exceptional quality sound with greater immersion