Neoseeker published a review on the Lexar ARES RGB 16GB DDR4-4000 Kit
A quote from the article:
We take a look at the Lexar ARES RGB 16GB DDR4-4000 dual channel memory kit, offering 4000MHz speeds and up to CL18 for gamers not quite ready to move on to DDR5.Lexar ARES RGB 16GB DDR4-4000 Kit Review
If you have an older system still running on DDR4, the Lexar ARES DDR4-4000 2x8GB is an affordable, fast, good looking option!