Poly EncorePro 540D - EncorePro 500 series - headset - on-ear - convertible - wired - Quick Disconnect - black

Noise Cancelling microphone technology ensures easy, convenient talking with maximum efficiency Listen to your tape recordings or use them when listening to telephone calls on Skype with these mono sound headset Your voice will be heard loud and clear with the boom microphone design to ensure maximum Headset usage efficiency Sharp looking over head design will give you a comfortable fit These supra-aural EncorePro give you the comfort of portability Foam ear cushion material to offer great versatility and allow creativity and innovation in design and construction Flexible Microphone feature for better usability and increased efficiency Wired connectivity technology offers maximum listening convenience Features Quick Disconnect connector Effectively cancels outside noise to eliminate distortion with maximum sound efficiency