Wireless microphones for Wii U and Switch. The USB receiver is missing, so would this be suitable for parts? The battery compartment has no rust. 【Brand Information】 This microphone is a peripheral device exclusively for the Wii U, designed to enhance the gaming experience. 【Design】 The simple and stylish black design matches any environment. 【Functionality】 High-quality audio input is possible, making it ideal for games and karaoke. - Brand: Wii U - Model Number: WUP-019(JPN) - Color: Black - Material: Plastic Thank you for viewing.