Philips and many other reputable brand like Sennheiser and AKG knowing what they are doing on their product.
Good sound isolation is bad to the end user. That is why the control the sound isolation at <85% below.

Only those new, desperate, unresponsbile company would make it totally isolation or bloated bass or sometimes hired few "gunsmen" doing marketing for their product. This tactic widely use by American and Chinese company.

Please reading out more on European and US consumer association study and more.

They have recommending guideline on the headphones and earphones listening hours.

I got into this thread as I feel that something need to highlights upon some query by members about "certain" member who is stepping Philips headphones/ earphones like shit. Surprisingly I saw the two gunsmen reply to me immediately. LOL

OK I am leaving now. When talk bad about Philips please do it in PM, everybody would knowing it in public is not good since you choose doing it at your own thread.

Thank you.