Addasound DN3222 Microsoft Quick Disconnect to USB Call Control

The cable is used to connect ADDASOUND QD series headset to PC with USB port. Key Features: Plug-and-play for easy set-up Convenient call controls including call answer/end, mute, volume+ and volume - DSP (Digital Signal Processing) and echo cancellation allows for clear voice communications even in noisy environments Compatible with Microsoft® Windows 10, Windows 8, Windows 7, Vista®, XP, 2000 and Mac® OS X, etc. Compatible with most softphones Call answer/end currently is only available on Microsoft® Skype for Business and Lync