AI Noise Cancellation & Mute Function: This wireless headset for work adopts advanced ENC technology (Environmental Noise Cancellation). By calculating the frequency band of environmental noise in advance, it can prevent the listener from hearing your background noise, which is perfect for working from home. Our wireless headset has an instant mute function, you can click the mute button to turn on/off the microphone during a call, but it does not support mute in advance. | Two Connectivity Methods & Wide Compatibility: LEVN Bluetooth headset uses Bluetooth 5.0 technology to support the connection of computers, cell phones, telephone, and other Bluetooth devices. For devices without Bluetooth function, you can use the USB dongle that comes with the device to connect. It will be more stable and has no transmission delay to connect this wireless headset with microphone to the computer via the USB connection method. | Long Battery Life & Exclusive Charging Base: The wireless headset with microphone for PC is equipped with a 350 mAh battery that provides up to 35+ hours of continuous work time and 110 hours of standby time. It provides stable and long-lasting service for Call Center Agents, Remote Workers, and Telemarketers. Moreover, this wireless headset for laptop comes with a plug and play charging base, you can use the charging base for wireless charging or use the Type C charging cable for charging. | Comfortable earmuffs & 270° rotatable microphone: It is equipped with more comfortable earmuffs and ensures all-day comfort with soft protein leather. In addition, the 270° rotatable microphone can be used on the right or left side and will not be damaged even if it is rotated and adjusted thousands of times. Through the MFB button on the wireless headset for work, you can easily answer/hang up calls (Only for Mobile Phones). With just one click, you’re in your own personal calling space. | Hands-Free Calls & Long-distance Working Range: LEVN Bluetooth 5.0 headset wireless working range is up to 33FT/10M (without obstacles), even if you leave your connected device for a short time, your call quality will not be affected, perfect for call center, Skype, Zoom, Teams, and Webinar (except landline and desk phones). If you encounter any problems in the use of the wireless headset, please kindly contact us, our professional customer service team will provide you with high-quality solutions.