Connection Type: Wired Key Switch: Mechanical Keyboard Layout: Japanese Series: Apex Model Name: Pro Mini Keyboard/Size: Tenkeyless (TKL) Connection Method: Cable It works without any problems and can be used normally. *Notes* There are no defects, but please understand and agree that this is a used item from a private seller before purchasing. *What is in the photos is everything, and the outer box, instruction manual, etc. are not included. It will be packed to prevent scratches and damage, and shipped.