I am considering the possibility of choosing to live in absolute silence versus silence for music detailing , using devices like noise cancelling tech , so useful for human voices (noise) What headphones or/and electronic devices would you use for this, for each of the cases, and a cheap and a...

I m totally devastated loosing my fav headp. I lost one chanel. I changed detachable cable but still remains the problem. Have u a service manual or repair tutorial? Thank you.

Maybe its an offtopic question but I'm really mad with this turnable cable on my grado headphone.  There is a chance to put in order. I tried to fix with a clip , press with books ,... nothing works. I don't know how to dismount the headphone neither.   This how it looks the serial cable...