BUILT TO LAST WITH 2 YEARS WARRANTY: Emaiker office call center headset for PC laptop with stainless headband, plush protein leather ear cushions, quality ABS, superior retractable microphone and hearing protection speaker allow for heavy use. Lightweight and stainless steel headband provides high strength and super comfortable wearing.2 years worry-free warranty is offered for all emaiker work USB headphones with microphone. WITH MIC MUTE, BUSY BUTTON & STATUS INDICATOR: this cordedUSB headphones is designed for chatting, calling and audio listening.The stereo office headset for laptop is designed with in-line volume control to easily control the volume up or down, microphone mute on or off, it greatly improves work efficiency. And the binaural headset with status indicator makes you not to be disturbed by people arroud. HEARING PROTECTION & 24H COMFORT: Lightweight call center headset with skin-friendly protein leather ear cushion makes comfortable wearing. The computer laptop headset with 80mm adjustable clip-stop headband and 330°rotatable microphone arm for easy wearing. Over ear conference headset with adjustable headband to fit different head sizes. The microphone headset is designed with built-in hearing protection circuit to protect your hearing health in 24H. PERFECT AUDIO QUALITY&STYLISH DESIGN: Professional USB telephone headset is specially designed for clear communication on computer calls, phone chat,e-learning or Teams, Zoom meeting conference calls etc. With Hi-Fi Stereo speaker headphone delivers crystal clear sound, the noise cancelling microphone blocks out unwanted background noise and pick up loud and clear sound. The stylish structure of this microphone headset shows your flamboyant personality and unique charm. Multifunctional USB Headset( With Outer Ringer, Busy Indicator): This wried headphones USB with noise cancelling microphone is professionally designed for chats,calls and audio listening. Compatible with Windows,Mac OS X,iOS,PCs. Widely applied to Microsoft, Avaya,Jabber and others. Good choice for Teams, Skype for Business,Dragon voice dictation,Speach recognition,Online courses,VoIP platform,conference calls,Webinar& more. With status indcators and outer ringer for undisturbed experience.