What are the differences between red, brown, blue and black switches in a mechanical keyboard? Which one is preferred by gamers/typers (in terms of performance)? - Quora
Red vs. Brown Switches: What's the Difference? – Voltcave
Which Mechanical Switch Should You Use? | SteelSeries
Cherry MX Red Vs Brown: Which Are Best For Gaming? | WePC
Keychron Mechanical Switch – Keychron | Mechanical Keyboards for Mac, Windows and Android