Active noise cancellation is only about 10% effective and adds a bit of white noise to the audio when on. You don't have to turn on ANC, but even with it off the sound gets muddy and you lose the purpose of these headphones. Wouldn't recommend it. Stay away.
Headphones Sennheiser CX 300-II, black
318 Review
π΄ Sleek Mystic Red Samsung Galaxy Buds Live with Active Noise Cancelling - Wireless Earbuds
274 Review
Huawei Freebuds Pro MermaidTWS with Active Noise Cancellation - Silver Frost
299 Review
Black Huawei FreeBuds 3 Wireless Bluetooth Earbuds for Superior Sound
276 Review
Black Panasonic RP-HJE125E-K Wired Earphones π§ with 3.5 mm Jack
359 Review
Sony MDR-ZX310AP ZX Series Blue Wired On Ear Headphones with Mic: Immersive Sound Experience
48 Review
Massdrop x Koss Porta Pro X On-Ear Headphones: π§ Noise-Cancelling Mic, Voice Assistant, Track Skip | Collapsible Midnight Blue
314 Review
New White Marshall Minor II In-Ear Bluetooth Headphone
101 Review