Clearone Professional USB Headset (CHAT 30D) Applications - Video Conferencing, Unified Communications And Soft Phones, Personal Conferencing With Privacy, Mobile Conferencing, Webinars And Gaming Superb Audio - Proprietary Noise-Cancelling Technology Filters Out Background Noise. Acoustic Shock Protection (Asp) Technology Prevents Volume Spikes Or High-Pitched Tones For Use In - Open Office Or Cubicle, Small/Medium Business, Small Office/Home Office, Call Centers And Personal Gaming Environments Applications - Video conferencing, unified communications and soft phones, personal conferencing with privacy, mobile conferencing, webinars and gaming Superb Audio - Proprietary noise-cancelling technology filters out background noise. Acoustic Shock Protection (ASP) technology prevents volume spikes or high-pitched tones For use in - Open office or cubicle, small/medium business, small office/home office, call centers and personal gaming environments Simple Control - Volume up/down control, microphone and speaker mute control, LED indicator Travel pouch included