Noise cancelling is most effective for repetitive low level frequencies (like engine noise) but will not block higher level frequencies (like people talking) as much as these frequencies are needed to allow sound to work in the headphones.
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QCY HT07 ANC Wireless Earphones 40dB Active Noise Cancelling Headphones 6 Mic AI HD Call Bluetooth 5.2 TWS Earbuds 32H Playback
Aliexpress UK
Options may be limited. аѕѕіѕtаntѕ, аnd саllѕ tо уоur lіkіng. Сuѕtоmіzе thе tоuсh соntrоlѕ tо аdјuѕt уоur muѕіс, vоісе. wаnt uѕіng thе еquаlіzеr рrеѕеtѕ аnd Ваѕѕ Вооѕt. Таkе соntrоl. ѕеttіngѕ Вооѕt уоur ѕоund Наvе thе аudіо ехреrіеnсе уоu.
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M A X Wireless Over-Ear Bluetooth Headphones for Apple, HiFi Stereo Noise Cancelling Headset with Transparency Mode
Aliexpress UK
Includes genuine Sennheiser case, USB charging cable, and 2.5mm to 3.5mm jack. Very good condition other than the ripped earpads.
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Zhulinniao Qingluan Z4 In-ear Metal Headphones HIFI Music Game Noise Cancelling Headphones Free Delivery Student Workplace
Aliexpress UK
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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Tour Pro 2 Earphone Wireless Bluetooth 5.3 Color LED Screen Touch Controls Volume Control ANC Noise Cancelling Headphones
Aliexpress UK
Sennheiser HD 4.50BTNC Bluetooth Wireless Noise Cancelling Headphones - Black Product Description The Sennheiser HD.450BTNC Headphones is fully functional. There are wear and tear marks on the top/bottom/side of the headphones (see pictures) but the headphones is in good condition to use - Picture accuracy is affected due to lighting Please note: The left side of the headphones has a small break in the plastic, as shown in the picture. However, this does not affect the functionality or comfort in any way. Additionally, the headphones do not come with earpads, so these will need to be purchased separately. Headphone Accessories: - 1x Sennheiser HD.450BTNC Headphones
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New Sennheiser CX400BT True Wireless Earphones TWS Bluetooth Sports Earbuds Stereo Sound Headset Noise Isolation Headphone
Aliexpress UK
These have been looked after very well and therefore are in excellent condition. They look to have had very little use. The Noise Guard requires 1x AAA battery (not included) and the Sennheiser storage bag is also included.
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Sennheiser CX400BT Wireless Bluetooth HIFI Bass Earphones Stereo Music Earbuds Noise Cancelling Headphones Gaming Sports Headset
Aliexpress UK
🎧 Experience powerful, detailed sound with theSennheiser MX375 In-Ear Headphones. Whether commuting, working out, or relaxing, these headphones provide a quality audio experience in any setting. Model: MX375.
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Sennheiser CX400BT Noise Cancelling Earbuds Wireless Earphone Bluetooth Headphones Stereo Sound Gaming Sports Headset
Aliexpress UK
• 1 × Sennheiser PXC 550 Wireless Headset. Superior Sound Quality – Enjoy Sennheiser’s signature sound quality with exceptional clarity, balance, and dynamics. Selectable sound modes let you tailor the audio to your source material.
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Wired HiFi Headphones with Mini Condenser Microphone Bass Dynamic Earphone Noise-Cancelling Headset for Sports Music Karaoke
Aliexpress UK