This product is either discontinued or we cannot get that from suppliers.
Poly Plantronics Voyager B8200 211716-01, Over-the-Head, Over-Ear, Bluetooth 4.1, Talk Time 20 Hours, Wideband, Wireless Range 98' / 29.9 m, Answer/End Controls, Digital Signal Processing (DSP), Hearing Protection, Music Control, Mute Function, Noise Cancellation, Volume Control.
The Plantronics Voyager 8200 UC 211716-01 is a binaural bluetooth headset that brings wireless experience, user can enjoy music or take voice calls without wires and perfect for Skype for Business and optimized for Microsoft Lync.