- Noise-canceling microphone filters out ambient noise and interference - 150-6800Hz wideband audio processing guarantees natural sound communication - Memory steel headband allows you to adjust it tighter or looser for the fit of your head - Robust design and high quality materials withstand intensive daily use - Over 25 rigorous intense tests guarantee reliability and durability - Flexible uni-body boom design ensures durability and precise positioning of the microphone - Ultra-lightweight design and soft foam ear cushions for all-day comfort - Easy deployment in different platforms such as desk phones and soft phones via a variety of Quick-Disconnect cords - Maximum volume control protects the hearing under intensive usage - Only environmental-friendly materials are used - Addasound no longer including clothing clip 8/15/22