STRONG DURABILITY: Emaiker Communication 3.5mm USB headset with mic mute and volume control for PC laptops with big size protein leather ear cushions, quality ABS, superior retractable microphone and hearing protection speakers allow for whole day use. Big structure headband provides high strength and super comfortable wearing. 45 DAY money back is offered for all emaiker office communication USB headphones. MULTI-USE HEADSET: this 3.5mm/USB quick disconnect headset is perfect for office phone calls, Skype chat, Lync, Microsoft Teams, call center business, truck driver, driving, Podcast, YouTube videos recording, Whatsapp, online courses, phone sales, Tele-conferences, video conference, webinar presentations, teaching, Xbox live, game chat, PS4 and more. The USB computer headphone with microphone is Plug&Play and work with ALL Windows applications and softphones from Avaya and others. LUXURIOUS WEAR COMFORT/HEARING PROTECTION: Super lightweight call center headset with skin-friendly protein leather ear cushion makes comfortable wearing experience. The headset for laptop and PC with 40mm adjustable clip-stop headband and 330°rotatable microphone arm for left/right ear wearing. Single ear USB Skype headset with easy adjustable headband to fit different head sizes. The microphone headset is designed with built-in hearing protection circuit to protect your hearing health. EXCELLENT AUDIO QUALITY&STYLISH DESIGN: Professional USB telephone headset is specially designed for clear communication on computer calls,skype chat,e-learning or 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. Stylish structure design makes you enjoy both audio and communication with this UC headset. 3.5MM/USB-A HEADSET FOR PC: this USB phone headset is designed for cell phones, mobiles,tablets and laptops witha USB adapter(Qick Disconnect)cord as a computer headset with noise cancelling mic for PC computers. It works with ISO,Android cell phone and Windows 2000/7/8/10/XP/Vista, Mac iOS and leading UC Platforms, Softphone. Ideal for Skype Chat,office, telemarketing Business, Call Center, Conference calls, Dictation, Dragon Nuance, Online courses, Webinar and more.