This is a used item I purchased. I don't know how much it was used before, but I've used it for about six months. Mechanical keyboard, USB connection, Japanese layout, - Brand: Logitech - Model: G Pro X - Key layout: Japanese layout - Connection type: USB connection - Features: Mechanical keyboard - Size: 80% keyboard - Color: Black - Switches: Blue Thank you for viewing. Connection type...Wired Key switch...Mechanical Keyboard layout...Japanese Series name...PRO Other...Gaming keyboard Keyboard/Type...Mechanical Connection method...Wired