Are you confusing screen readers with voice control software? Screen readers are most often used by people with vision impairments; with desktop operating systems, they use a keyboard not just for typing in form fields but to navigate and control all the websites and software on their device instead of a mouse or other device that operates a cursor.
Voice control software is used most often by people with limited use of their hands, verbal commands replace keyboard and cursor control inputs.
> Standard browser controls are all 100% accessible by default.
Unfortunately, this is not entirely true. For instance, `select` elements and their options don't reflow in most browsers. It is true that the native elements are much more accessible than most alternatives developers create.
Voice control software is used most often by people with limited use of their hands, verbal commands replace keyboard and cursor control inputs.
> Standard browser controls are all 100% accessible by default.
Unfortunately, this is not entirely true. For instance, `select` elements and their options don't reflow in most browsers. It is true that the native elements are much more accessible than most alternatives developers create.