1. Actively reduce unwanted ambient noise.
2. Up to 80% external noise cancellation.
3. Dual-use capability with or without noise cancellation.
4. Supplied plug adapters to be used in airplane.
5. Driver unit: 40mm dynamic speakers.
6. Noise cancelling and common wired headphone available.
1. Noise reduction: >12dB at 300Hz. 2. Fixed stereo audio cable with 3.5mm pin.