Cherry MX Mechanical 4-Key Tester: Blue Black Red Brown Switches : ID 4974 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Red vs Brown Switches: The Differences Explained - AP Trio
Gateron Switches Vs Cherry switches
HyperX adds Cherry MX Red and Brown switch options to Alloy FPS Mechanical Gaming Keyboard | BetaNews
Cherry MX Red vs Brown vs Speed - Peripherals - Linus Tech Tips
Cherry Switch Guide: the Standard, Silent, and Speed Switches
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