Plantronics Blackwire 5210 (mono) has both USB-C and 3.5 mm connector lets you work on a varietyof mobile phones. Built to be comfortable enough to wear all day. When you’re on a call, Plantronics Dynamic Mute Alert senses and alerts you when you try to talk when muted. You can also customize voice alerts to your language of preference.

Features: 

* Mono (single ear) headband style 

* Certified for Skype for Business 

* Compatible with other softphones from Avaya, Cisco, Skype and others

* Both 3.5mm smartphone and USB-C type connection included

* Leatherette ear cushions provide all-day comfort

* Foldable ear cushions with carrying case

* 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

* PC wideband audio with noise-canceling microphones for high-quality PC telephony

* Digital Signal Processing (DSP)

* SoundGuard technology provides advance audio protection

* Dynamic EQ automatically adjusts audio settings between voice calls and music

2 Year Warranty

Brochure Link:  http://www.businessmachine.com.hk/userfiles/files/Blackwire-C5200.pdf