7. Quiet Karaoke
What it is: A funnel-shaped microphone for noiseless singing
Invented: 2019
Average Price: $81
The Utaet Voice Training Silent Karaoke Mic by Prodiea allows you to practice singing without disturbing others. By reducing noise by 70%, it’s perfect for karaoke enthusiasts who want to rehearse at home.
Twitter.com, @lakey, and Silent Karaoke
This device is also useful for building confidence and reducing social anxiety. While it may lack the communal fun of traditional karaoke, it’s an excellent warm-up tool.