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Black full-size wired keyboard with rainbow LED backlighting, 104 keys, ABS finish

Redragon K521 Rainbow LED Gaming Keyboard 104 Keys

SKU CH-WAYY-4642S

A 104-key wired keyboard with mechanical-feel switches, rainbow LED backlighting, 19-key anti-ghosting and 12 multimedia shortcuts

  • Product nameK521
  • Keyboard connectionUSB
  • Wrist restClassic, USB Cable, Keycaps
  • Mechanical keyboardMechanical
  • Keyboard switchesMechanical
  • Switch typeMechanical
  • Rainbow LED backlight with one-touch control for instant lighting adjustment
  • Mechanical-feel keys deliver fast, tactile response during play
  • 19-key anti-ghosting ensures every combo registers accurately
  • 12 multimedia shortcuts streamline gaming and office tasks
  • Plug-and-play USB works with Windows, macOS, PS4/5 and Xbox

Product identity

The Redragon K521 is a 104 key wired keyboard with a mechanical feel and rainbow LED backlighting. It targets gamers and office users who want responsive key action and multimedia shortcuts without installing drivers.

Installation and common issues

Plug the USB cable into a free port and the keyboard works immediately on Windows, macOS, PS4, PS5 or Xbox. The one touch lighting button toggles effects, while 19 key anti ghosting prevents missed inputs during simultaneous presses.

Compatibility checklist

Verify that your system provides a standard USB type A port for the wired connection. No software installation is required, but ensure the operating system is among the listed supported versions for full multimedia key function.

How it compares

Measured against everything we stock in Keyboards for PC Gaming, at today’s prices. Recalculated every night.

Price $26.99
Cheaper than about 93% of the 3,966 comparable items (median $68.99).

Specifications

Product
Brand nameRedragon
Product lineK521
Model nameK521
Part numberK521
Product nameK521
Keyboard colorBlack
Mouse colorBlack
Connectivity
Keyboard connectionUSB
Power
Power typeWired
Run timeWired, false
Size & build
Main materialAcrylonitrile Butadiene Styrene
Mechanical keyboardMechanical
Keyboard switchesMechanical
Switch typeMechanical
HandednessAmbidextrous
Compatibility
RequirementsUSB Cable, Keycaps
In the box
Includes mouseClassic
In the boxUSB Cable, Keycaps
More details
Wrist restClassic, USB Cable, Keycaps

Questions about this item

How do I confirm the rainbow LED backlight is working after I plug the K521 in?

Press the one-touch lighting button; the keyboard should cycle through breathing modes and brightness levels, and all 104 keys must light up evenly.

What comes in the box with the K521 and what do I need to add?

The package includes the keyboard, a classic palm rest, a USB cable and keycaps; no extra items are required for operation.

Which K521 version should I choose for 19-key anti-ghosting and 12 multimedia keys?

The single K521 model already provides 19-key anti-ghosting, 12 multimedia combination keys and mechanical-feel switches across all 104 keys.

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