All-Day Comfort: This bluetooth headset with microphone sports an ergonomically designed comfy adjustable headband with a sling and comfortable earmuffs. 270° rotatable microphone can be used on the right or left side. It is very friendly for left-handed users. The adjustable headband is freely adjusted for the best fit and ideal size. It's perfect for glasses wearers. The headband with sling design is very suitable for people with long hair, so you don't have to worry about tangling your hair. Hear HiFi Stereo Music: This wireless headset provide you with incredible listening clarity. We are binaural headset, unlike other single-ear headset. It effectively filters out most of the ambient sound. You can hear every detail of your favorite songs. The highly flexible silk diaphragm reproduces thumping bass and crisp highs. Lightweight build that they are comfortable for long listening sessions. Over 40 hours of continuous playback on a single charge, enough to listen to over 600 songs. Bluetooth V5.2 & 2.4G USB Dongle: The Bluetooth version is V5.2, which can provide a more stable and fast connection. Wireless gaming headset combines high-performance 2.4 GHz lossless wireless. Our Boom Microphone allows better communication with teammates. No audio and video out-of-sync issues so that you can enjoy an immersive lag-free wireless gaming experience. (After the connection is successful, please make sure to select [LEVN LE-HS013 Superior] as the default output and input device). 65H Battery Life & Exclusive Charging Base: Our bluetooth headset provides over 65 hours of working time and 40 hours of talking time after fully charged. It can support your work 8 hours a day and only needs to be charged once a week. Besides, wireless headset with microphone for pc comes with a plug-and-play charging base, you can use it to charge the headset. The charging base has a slot for USB dongle. You can put the dongle into it when don't use, no longer to worry about losing USB dongle. AI Noise Cancellation: Our wireless headset adopts advanced AI Environmental Noise Cancelation technology. It can block out most background noise (Such as children crying, dogs barking, tv background sound...). Your voice will be heard loud and clear in all your calls, no matter how noisy your surroundings It is the perfect choice for remote workers. With the mute button, you can mute your voice freely at any time on a call, protecting your privacy (Mute only works during a call or meeting).