ideal for practicing touch USB connection Non-printed (unengraved) keyboard, typing,

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. This is an unengraved (no printing) USB connected keyboard for touch typing practice. There are no markings other than the functional parts, so you won't have to worry about looking at your hands. There is a depression for the home position. People who have gotten into the habit of typing while looking at the dial. Even though smartphones have become mainstream, keyboards are still used for office work. I tried typing software in hopes of improving my skills, but it ended up slowing me down because I couldn't help but look at my hands. I am putting this up for sale because I would like people who are having trouble with touch typing to try it out. There is no printing on the main part of the keyboard, so I have given up on looking at it. When I do that, I tend to focus on my fingertips. It's better to be able to move things you touch all the time unconsciously. It's the same as riding a bicycle. At this time, why not try typing comfortably and quickly with a keyboard with the training wheels removed? Secret Type Keyboard will help you quickly improve your touch typing skills. Enjoy your new typing experience! *There is a depression for the home position. *For Windows. (Not tested on Mac, etc.) *Automatically recognizes USB connection and can be used immediately. (Depends on OS version) *Small lot OEM production *Product is unused.