Accessibility

Reads highlighted text out loud.

Shortcut: Search + S

Types what you say into the computer.

Shortcut: Search + D

Adds red circle around mouse pointer.

Accessibility > Cursor & touchpad > highlight mouse cursor

(aka Text-to-Speech) 

Highlight text and have your Mac read it aloud. 

(aka Screen Magnification)

Zoom in on part (or all) of the screen to see small text or details. Hover Text allows rapid magnification of whatever your cursor hovers over. 

Provides real-time captions for audio, video, or live conversations on the Mac.