HP INC. 783N7AA Poly EncorePro 540D with Quick Disconnect Convertible Digital Headset TAA - Mono - USB - Wired - Over-the-head - Monaural - Ear-cup - Noise Cancelling Microphone - Noise Canceling - Black - TAA Compliant

Noise Cancelling microphone technology ensures maximum dependability and optimal performance Listen to your tape recordings or use them when listening to telephone calls on Skype with these mono sound headset Noise cancellation effectively helps to boost your concentration and avoid background noise and distractions Listen to your favorite music with this over-the-head design headset Ear-cup design provides optimum comfort and noise isolation Wired connectivity technology delivers exceptional performance to offer maximum usability Flexible Microphone feature for better reliability and ensure maximum productivity Your voice will be heard loud and clear with the boom microphone design to ensure maximum Headset usage efficiency Features USB connector Effectively cancels outside noise to eliminate distortion with maximum sound efficiency