SPEECH RECOGNITION MICROPHONE: This computer USB headset with superior voice recognition microphone ideal choice for students education, such as Language-learning, Dictation, Online Course, Nuance Dragon Speech Recognition Software, Rosetta Stone, ..., and many more. SUPERB DURABILITY and 2-YEAR WARRANTY: Superb durability computer USB headset with reliable components structure, quality plastics, excellent quality mic and speaker, reinforced USB cord, professional designed for the toughest environment. From raw material to every component we strict control the quality for you from the origin. 2-YEAR manufacturer warranty and 45 days money back guarantee. Any issue pls feel free to contact us, our team will solve for you within 24 hours ASAP. ULTRA COMFORTABLE and ERGONOMIC DESIGN: USB headphone with bendable and rotatable microphone arm allows you adjust the microphone to any talking position, also place the microphone on either side freely. Big and soft protein leatherette ear cushion provides you all day comfortable wearing, no pressure no pain to your ear. Click stop adjustable steel headband perfect fit for all head sizes. Acoustic Shock Protection(ASP) technology to protect your hearing all the time. CRYSTAL CLEAR SOUND QUALITY: This USB telephone headset with noise cancelling microphone and HD wideband speaker delivers you and called side crystal clear sound quality, every word can be hear loud and natural. Laptop/Computer headset with Digital Signal Processing (DSP) technology which digitally optimizes your voice and music, as well as suppresses echoes. Perfect for Skype chat, conference calls, webinar, music, working from home, remote work, call center, office, education and more. 2 in 1 MULTIPURPOSE and WIDE COMPATIBILITY: This premium USB Headset/3.5mm cell phone headset is Plug and Play. No installation driver is needed for Computer, PC, Laptop, Mac and other USB compatible devices. As well as work for Skype, Skype for Business/Lync, Microsoft Teams, Cisco Jabber, Zoom, 3CX, Avaya, Countpath Bria, and most other well-known softphones or softwares. With convenient in-line controller, easy to adjust this PC headphone volume up/down and microphone mute/un-mute.