Bluetooth Headphones Safety

After nearly 4 years of continuous usage at work, taking calls and listening to audiobooks during long walks, my wired in-ear Bose QuietComfort 20 MK2 Active Noise Cancelling Earphones are finally starting to become faulty 1 , so I went on a search for a replacement. Searching for replacement wired ANC earbuds To my surprise, not only have these types of earphones been discontinued by Bose, but…