?All-day Comfort & Global Warranty?: 270° Maximum rotatable mic of this usb wireless headset can be used on the right or left side. The lightweight design, soft ear cushion, adjustable leatherette headband, and T-pad give you all-day comfort. Hoyzzem Bluetooth headset with microphone offer 1-year warranty and 24-hour support. ?Bluetooth V5.0 & Multipoint Connection?: Bluetooth V5.0 Tech of this wireless headphones with microphone ensure rock-solid connection with lower transmission delay. Up to 33 feet/10 meters wireless range to get rid of annoyed wired cable. With dual connectivity, It enables the computer headset with microphone to pair with 2 devices simultaneously. ?USB Dongle & Wide Compatibility?: Highly compatible with most conferencing platforms including Teams, Skype, FaceTime, WebEx, GoToMeeting, Zoom, etc. Designed for office/PC/Laptop/smartphone communication. The wireless headset with microphone comes with a USB Dongle to make sure to pair with non-Bluetooth devices. ?Noise Cancellation & Mic Mute?: This wireless headset adopts AI Noise Cancellation Mic, which blocks out 99.6% background noise to offer crystal clear calls for users. Featured with advanced 40mm audio drivers that provide HD voice and world-class sound. Mic mute function can be used either on pc or cell phone, you can mute the voice freely during the call. ?Endurable Battery & Charging Dock?: Equipped with the latest Li+ battery tech, this wireless headphones provides up to 26 hours of talk time and 210 hours of standby time to keep pace with your busy schedule. Effortlessly place the bluetooth headset on the solid charging dock to charge or use the Type-C cable(included) to charge with only 2 hours to full.