This is the Hudson "Karaoke JOYSOUND Wii Dedicated USB Microphone DX" for use with the Nintendo Switch/Wii U. It delivers high-quality, clear sound and is equipped with authentic features such as key change during singing, allowing you to enjoy karaoke even more. Operation has been confirmed. (Operation confirmed on Win10 due to lack of software to test with.) This is a used item, so please understand this before considering a purchase. If you have any questions, please ask in the comments section. Thank you.