Monaural design lets you keep 1 ear on customer and 1 ear on collaboration Soft ear cushion prevents irritation for all-day wearing comfort Noise-canceling technology makes calls sharp and clear Metal joints enhance stability at critical areas for lasting reliability Mic with visual and tactile positioning guides allows precise positioning Provide consistently clear conversations throughout your call center Compatible with PCs and desk phones with Plantronics audio processors. Soft foam ear cushions and an adjustable fit offer comfortable wearing. Laser-welded and made with metal joints for durability. Flexible microphone with visual and tactile positioning guides helps you find the best position for clear conversations. Wideband audio delivers crisp, rich sound to help reduce listening fatigue. SoundGuard technology helps protect your ears from noise spikes, limiting sounds above 118dBA. Helps meet OSHA and Noise at Work regulations. Quick Disconnect feature detects when the headset is disconnected for walk-away convenience.