Why MAIRDI USB headset? Ergonomic designed, light weight and super comfortable Built-in noise-reduction sound card to suppress unwanted noises and echo from devices. DSP technology provides outstanding audio on both microphone transmit and speaker receive Plug and Play USB headset, no drivers needed, directly connect the headset to PC and ready for use Professional PC telephone headset, ideal for office business conference calls, webinar presentations, call center soft phone calls, speech dictation, online courses and Skype chat... Call center PC headset with noise-canceling microphone effectively reduces unwanted background noise, enabling clear chat even in noisy environments. Telephone headset with hearing protection technology removes sudden loud or high-pitched noises before they reach your ears. The reinforced cable built with kevlar withstands daily use and is protected from office chair rolls, sharp objects and the like, competing with Plantronics, Jabra and Sennheiser chat headset for heavy daily use. Wideband Audio Sound Noise Canceling Microphone Durable Construction Light Weight and Comfortable In-line Volume Adjust and Microphone Mute Wide Compatibility and Simply Plug and Play USB Connectivity Read more Top-Grade Leather Cushion High-grade super soft leather ear cushion, user-friendly hygiene and reliable to withstand worn, very easy to clean. Noise Canceling Microphone Unidirectional microphone with good noise canceling effect to cancel background noises for clear microphone voice. Hearing Protection With PCB circuit to the speaker for blocking sudden loud sound to protect hearing health. 330° Adjustable Mic Arm Flexible 330°rotatable microphone arm enables headset microphone to be adjusted on either side. Read more 1. Call button to answer/end calls from Microsoft Teams, Skype for Business and Cisco Jabber. 2. Power LED Indicator 3.Volume Up & Down 4. Mic Mute LED Indicator 5. Microphone Mute Read more