1.Two ears wearing, enhance comfort and clarity
2.Excellent Sound Tube technology improves the voice clarity
3.Omni-directional microphone
4.Auto-Mute when hold the sound tube filter
5.Hearing protection with Active
ProtectionTM technology
6.Ultra FlexTM MIC Ultra FlexTM, boom
rotation >20k times
7.Quick Link(QLTM) function
8.Optimized for noisy official users and call center users