Redragon K668: full spec sheet and buying guide

Updated July 29, 2026 · Category: Computing · Content based on official specifications and public Amazon buyer ratings, not a hands-on test.

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The Redragon K668 is a full-size wired mechanical keyboard, with hot-swappable switches and RGB. This page summarizes its main features based on its official spec sheet and public buyer ratings on Amazon.

★ 4.5/5 on Amazon (2.230 ratings)

108 anti-ghosting keys, solder-free hot-swap switches, and 19 RGB lighting modes.

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Ratings and prices are as shown on Amazon at the time this article was published and may have changed. Affiliate disclosure.

Keys and anti-ghosting

According to its spec sheet, it has 108 full-size keys, with 4 additional quick-access keys (default: mute, calculator, screen lock, and desktop) and accurate registration even with fast multi-key combinations.

Hot-swappable switches

The socket lets you swap 3- or 5-pin switches without soldering, and it ships with linear red switches, described as low-noise for shared spaces. It includes two sets of keycaps in different colors so you can change the look.

RGB and customization

It offers up to 19 preset lighting modes, with adjustable brightness and speed, including a music-sync mode. The software lets you reassign the 4 quick-access keys, create your own light effects, and program macros.

Strengths based on its spec sheet

Hot-swappable switches, no soldering required
108 keys with accurate multi-key registration
19 RGB modes, including music sync
Software for macros and customizable quick-access keys

What to consider before buying

It's a wired keyboard, not wireless
Ships with linear red switches; if you prefer tactile or clicky, you'll need to buy them separately
The customization software is only available for Windows, as is typical for this type of keyboard — confirm this in the listing before buying

Want to compare this product with other computing options? Check out our computing buying guide.

Who is it ideal for?

Based on its spec sheet, it's a good fit for anyone who wants to try hot-swappable mechanical switches with no soldering, with good RGB lighting, at a more affordable price than other hot-swap keyboards from more premium brands.

Who is it NOT the best option for?

If you need a wireless keyboard or one that's as quiet as possible for a shared office, it's worth comparing with other models designed specifically for that.

Frequently asked questions

Can the switches be swapped?

Yes, according to its spec sheet the socket supports 3- or 5-pin switches with no soldering required.

Is it wireless?

No, it connects via cable.

Does it include customization software?

Yes, to reassign quick-access keys, create light effects, and program macros.

Does the Redragon K668 sound like the right fit for you?

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