ENC NOISE REDUCTION: The telephone headset uses ENC active noise reduction and has a built-in high-definition microphone that can be twist-adjusted for clear, natural voice capture. This helps your voice come through loud and clear. COMFORTABLE AND FLEXIBLE: Ultra-lightweight wearing experience with soft ear pads and a flexible headband, designed to reduce ear fatigue and keep comfort during long conversations. MULTIFUNCTIONAL: USB plug, plug-and-play, no driver required. Easy to use. Supports speaker volume adjustment, mute and microphone mute for convenient control during calls. STURDY AND DURABLE: Built with sturdy construction and materials to ensure reliable performance. The long headphone cable provides flexibility on the move. USE SCENARIOS: - Call centers and customer service desks requiring clear voice and reduced ambient noise. - Remote work or online meetings where quick setup and easy control are beneficial. - Front-desk, reception, or sales environments needing mobility and a longer, flexible cable.