Why Most New Phones Are Ditching The Headphone Jack
The 3.5mm stereo TRS (tip, ring, sleeve) jack has been around for a very long time. The original 6.35mm version hails from the late 1800s where it was used in telephone switchboards. The 3.5mm version came about in the 1950s and is still widely in use today. This means you could take a pair of headphones from almost three-quarters of a century ago and use them with a smartphone from 2019....