>>521
https://www.amazon.com/dp/B0173PEX20
https://images-na.ssl-images-amazon.com/images/I/817ffK6HSsS.pdf
Warranty: 3 Year Limited Parts & Labor

https://www.acer.com/ac/en/US/content/predator-model/UM.HX1AA.001
https://www.acer.com/ac/en/US/content/standard-warranty
Monitors Consumer & Commercial Three-year limited warranty.

メーカーとショップのどちらにもしっかりと3年保証と書いてあるんだけど
PDFにも日本国内向けサポートのページと大差ない内容が書かれてる