Plantronics Blackwire C5210 Mono UC USB-A Headset W/ 3.5mm

Monaural (single ear) headband Certified for Skype for Business and Microsoft Lync Compatible with softphones from Avaya, Cisco, Skype and many others Both 3.5mm smartphone and USB-A (regular USB) connection. Both included Leatherette ear cushions Foldable ear cushions with carrying case Telecoil hearing aid compatible One-touch call answer/end, volume +/- and mute User friendly audio prompts and inline indicator lights alert the user to connection, mute and volume status Plantronics’ Signature Audio Wideband audio with noise-canceling microphone Digital Signal Processing (DSP) SoundGuard technology provides advance audio protection aginist loud noise spikes Dynamic EQ automatically adjusts audio settings between voice calls and music