Headphones can also be used without cable to dampen noise. The NoiseGard 2.0 and peak level protection remain active, and your hearing remains protected. The active noise compensation, NoiseGard 2.0, is based on the principle of deleting tones in the low frequency range (to 1 kHz) with inverse tones (phaseinverse tone).
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ONIKUMA K10 Gaming Headset,Stereo Bass Surround RGB Noise Cancelling Over Ear bluetooth Headphones
Aliexpress UK
Sennheiser PXC 350 Wired Noise Cancelling Headphones. New ear pads and head band cushion. When noise cancelling is turned on a red light appears next to the switch and it flashes when the batteries are low.
eBay
PXC550 Replacement Earpads Earmuff Ear Pads for Sennheiser PXC 550 MB 660 PCX480 Bluetooth Noise
Aliexpress UK
Active noise cancellation reduces the ambient noise around you and can be adjusted to your preference. 1x PXC 550-II Headphones. Touching the ear cup allows you to take an incoming call. One touch access to voice assistant: With the touch of a single button you have access to your AI helper: Siri, Hey Google and Alexa.
eBay
Sennheiser CX300S Wired Pure Bass Earphones Stereo Headset Sport Earbuds Noise Reduction Headphone
Aliexpress UK
These headphones are ideal for on plane traveling. Takes 1xAAA size batteries for the noise guard unit, but will work as normal without battery. For sale is the above high quality stereo headphones.
eBay
Oneodio SuperEQ S10 ANC Bluetooth 5.4 Wireless Earphones TWS Active Noise Cancelling Headphones
Aliexpress UK
Rarely used, mint condition Sennheisers, with official zipped case, removable headphone cable with inline volume control, micro-USB charging cable and instruction manual. Fantastic quality audio, with a rich and natural sound, great bass and top end. The NoiseGard noice cancellation is superb, especially in an aircraft cabin. It's worth wearing them just for that even if you don't want to listen to anything.
eBay
Wireless Earphone 40dB Noise Cancelling Bluetooth 5.3 Headphone 6 Mic ENC with LED Display HD Call
Aliexpress UK
The Sennheiser PXC 550-II On-Ear Wireless Headphones in black offer a premium audio experience with their noise-cancelling technology and Bluetooth connectivity. These comfortable headphones feature an adjustable headband, built-in on/off switch, and foldable design for easy storage. The ear-cup design and built-in microphone make them ideal for on-the-go use, providing a sleek and stylish option for those seeking high-quality sound and convenience. In excellent condition - very minor signs of wear, tired my best to show quality in the images. Sold as seen without case case and cables. Returns accepted.
eBay
Wireless Bluetooth Headphones Mini Invisible in-Ear Sleep Earbuds TWS Earphones Noise Cancelling
Aliexpress UK
Highly portable travel headphones - such are the PXC 300 mini headphones with NoiseGard™ active noise cancellation technology. New pads fitted, a spare set included, along with original accessories + case.
eBay
XIAOMI J18 True Wireless Earphone Noise Cancelling Headphone HiFI Stereo Game With Micr TWS In Ear
Aliexpress UK
Highly portable travel headphones - such are the PXC 150 mini headphones with NoiseGard™ active noise cancellation technology. New pads fitted, a spare set included, along with tote bag. Closed design ensure excellent passive attenuation of ambient noise, allowing you to enjoy your music without distractions.
eBay
E7S Wireless Bluetooth Earphones TWS Headset Noise Cancelling Earphones With Microphone Headphones
Aliexpress UK