https://www.prnewswire.com/news-releases/owc-offers-cross-platform-flexibility-and-raid-performance-with-the-mercury-elite-pro-quad-300613540.html
 
The flexibility to be utilized in Mac, PC and mixed Mac/PC environments. Ideal for use by post- production firms, photographers, creative agencies, higher education programs, and small businesses. Warranty is 3 years if you buy drives with it and only 1 year for just the enclosure. I personally believe the warranty is very weak compared to other similar offerings from other manufacturers.