The Yealink UH38 is a premium stereo USB headset featuring phenomenal call and music audio. Dual-microphone noise cancellation and Acoustic Shield Technology provide you with an exceptional call experience. The Yealink UH38 supports USB and Bluetooth dual connections, allowing you to connect to two devices simultaneously for improved efficiency. Designed to provide all-day comfort by using premium materials with soft, leatherette headband and ear cushions. The Yealink UH38 helps take your productivity to a new level, whether youâ€™re in the office or working remotely at home. It works seamlessly with major unified communications (UC) platforms and integrates natively with Yealink IP phones. The Yealink UH38 supports dynamic EQ to switch between call mode or music mode automatically. You can enjoy clear and natural audio quality in call mode and spacious and detailed sound quality in music mode. The new angled ear cushion design and oval memory foam isolate ambient noise, bringing excellent passive noise reduction and creating the best listening experience. The dual-microphones noise cancellation and Acoustic Shield Technology can effectively reduce the interference of the surrounding environment, greatly reducing the background noise during calls. The Yealink UH38 supports both USB (USB-C) and Bluetooth dual connection mode, allowing users to connect and manage two kinds of devices simultaneously. The Yealink UH38 Duo headset can be powered by the built-in rechargeable battery when in Bluetooth mode, which combines the reliability of wired headsets and the flexibility of wireless headsets. The 360 ° busy light will automatically glow red when you are on a call or in a meeting to reduce external interference and improve efficiency.