OCInside.de published a review on the Cooler Master CK721
A quote from the article:
Compact gaming keyboard from Cooler Master with top finish! Today at OCinside.de we have a review of the new mechanical Cooler Master CK721 gaming keyboard. The CK721 is a compact ARGB keyboard in a 65 percent layout with wireless hybrid technology that comes with a lot of powerful features.Cooler Master CK721 Review