Learn more After my first extended listen to the Sennheiser HD 660S headphones, I took a day to gather my thoughts. Surely they didn't sound as good as I thought that first evening trying them ...

You can access the PDF here -- Sennheiser markets the SoundProtex as versatile earplugs suitable for a range of scenarios.

Stumped by the sheer amount of choice when it comes to the very best noise-cancelling headphones? Don’t worry – we’ve done all the leg work, by testing out all the big brand ANC headphones ...