1. The professional class headset, comfortable to wear all-day 2. The Ultra Noise canceling Mic filters 80% background noise 3. 300° adjustable microphone boom offers optimal speech clarity 4. Ultra FlexTM MIC wires, boom rotation>10k times 5. Teflon washer increases stability and ensures optimal durability 6. Hearing protection with Active ProtectionTM technology 7. Quick Link(QLTM ) function can make you leaving telephone while wearing the headset 9. Option for binaural style 10.Apply for Microsoft Lync,Avaya, Cisco system,Skype and softphone
