USB Headset VT5009 UNC is a professional mono headset designed for unified communications and office use. Featuring a cardioid ECM noise-cancelling microphone, it ensures crystal-clear conversations by reducing background noise. With inline controls for call management, mute, and volume adjustment, it provides convenient operation during daily use. The adjustable headband and 90° rotatable speaker joint enhance comfort, while the lightweight design supports all-day wear. Built-in acoustic limiting technology protects hearing against sudden loud sounds above 118 dBA. Fully compatible with Microsoft Teams and Skype for Business, the VT5009 UNC delivers clarity, comfort, and reliability for professional communication.