Noise canceling does much to eliminate noise in the higher frequencies. Their real strength is in elimination of mid and lowers frequency ambient noise, like road noise in a car or train, highway traffic, crowd or machinery noise, or the drone of an airplane's engines...
Audio:sound quality and noise canceling performance are good. The cover the ear design blocks out a lot of noise even before they are turned on.
With a carry gift box, it is easy for you to take it to anywhere.
Reduce Ambient Noise: The noise-canceling circuit achieves this with a phase-canceling process, providing a noise reduction of 16.5dB at 200Hz .
Built-in monitor switch: To hear surrounding sound without taking off the headphones.
Premium case: Protect your headphones with a quality case.
Ear conscious design: For premium wearing comfort.
Uni-match and in-flight plug, carrying case supplied.
Flat foldable design.
Actively reduce unwanted ambient noise.
Up to 80% external noise cancellation.
Dual-use capability with or without noise cancellation.
Noise Cancelling and Common Wired Headphone available.
Supplied plug adaptors to be used in airplane.
Driver Unit: 40mm Dynamic Speakers.
Frequency response: 20 - 20,000Hz.
Noise Reduction: >12dB at 300Hz.
Detachable stereo audio cable.
Accessories: Carrying case, Dual plug adaptor for in-flight use, Audio connecting cord.
Frequency response: 20-20,000Hz
Noise reduction: more than 12dB at 300Hz
Input impedance: 53O(power-ON), 64O(power-OFF)
Driver unit: f40 mm mylar cone speaker
Power supply: 2*R3(AAA)
Battery life: Appro*50 hours (using Managese AAA battery) Appro*100 hours (using Alkaline AAA battery)
Varies depending on operating conditions
Mass: 158g (5.57 oz) 145g (5.11 oz)
Noise Canceling Headphone x 1
Carry case x 1
Dual plug adaptor (for in-flight use) x 1
Audio connect line x 1